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Browse reviewed chess lessons that explain rules, tactics, and strategy with positions you can inspect. Start with beginners fundamentals or jump to a skill you need for your next game.
224 matching lessons
Absolute and Relative Pins in Chess
Learn how absolute, relative, and situational pins work, how to create and exploit them, when a pinned piece can still move, and how to break the pin safely.
EndgamesActive King in Rook Endings: Essential Technique and Plans
Study Active King in Rook Endings from Lucena bridge-building; count the tempo, test Kg7 and verify the exact result boundary.
TacticsAnastasia's Mate in Chess: Recognition and Defense
Work through Anastasia's Mate from a restricted king and a mating net; test Ne6 against the defender's best legal resource.
TacticsArabian Mate in Chess: Recognition and Defense
Work through Arabian Mate from a restricted king and a mating net; test Kf8 against the defender's best legal resource.
RulesArbiter Draw Claims in Chess: Rules and Examples
Check Arbiter Draw Claims from a bare-king insufficient-material position; separate the board state, move history and procedure before deciding.
TacticsAttraction in Chess: Recognition and Defense
Work through Attraction from two aligned attackers on the king file; test Kd7 against the defender's best legal resource.
TacticsBack-Rank Mate Patterns: Attack and Defense
Learn how back-rank checkmates work, recognize boxed-in kings and overloaded defenders, calculate rook invasions, create luft, and prevent the tactic safely.
StrategyBackward Pawn in Chess: Plans and Trade-offs
Diagnose Backward Pawn from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
TacticsBattery in Chess: Recognition and Defense
Work through Battery from two aligned attackers on the king file; test Kg8 against the defender's best legal resource.
EndgamesBishop-Pair Endgames: Essential Technique and Plans
Study Bishop-Pair Endgames from same-color bishop ending; count the tempo, test Bf5 and verify the exact result boundary.
EndgamesBishop Pawn and King: Essential Technique and Plans
Study Bishop Pawn and King from same-color bishop ending; count the tempo, test Bf5 and verify the exact result boundary.
StrategyBishop versus Knight Decisions in Chess: Plans and Trade-offs
Diagnose Bishop versus Knight Decisions from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
EndgamesBishop versus Knight Endings: Essential Technique and Plans
Study Bishop versus Knight Endings from same-color bishop ending; count the tempo, test Bf5 and verify the exact result boundary.
EndgamesBishop versus Pawns: Essential Technique and Plans
Study Bishop versus Pawns from same-color bishop ending; count the tempo, test Bd3 and verify the exact result boundary.
TrainingBlindfold Visualization Exercises: A Practical Training Method
Train Blindfold Visualization Exercises from space, initiative and concrete restraint; use Nc3 as a decision prompt and record the correction.
StrategyBlockade in Chess: Plans and Trade-offs
Diagnose Blockade from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
TrainingBlunder-Check Routine: A Practical Training Method
Train Blunder-Check Routine from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
BeginnerHow to Set Up a Chessboard Correctly
Set up a chessboard step by step, orient the board correctly, place every piece, remember where the queens go, and verify the starting position before play.
TrainingBoard Visualization: A Practical Training Method
Train Board Visualization from space, initiative and concrete restraint; use c4 as a decision prompt and record the correction.
TacticsBoden's Mate in Chess: Recognition and Defense
Work through Boden's Mate from a restricted king and a mating net; test Kf8 against the defender's best legal resource.
TrainingBuilding a Personal Mistake Database: A Practical Training Method
Train Building a Personal Mistake Database from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
TrainingCalculation Tree: A Practical Training Method
Train Calculation Tree from space, initiative and concrete restraint; use c4 as a decision prompt and record the correction.
StrategyHow to Build a Candidate-Move Habit in Chess
Use a practical candidate-move process to find checks, captures, threats, and positional choices, compare the opponent's best replies, and make safer decisions.
RulesCapture Notation in Chess: Rules and Examples
Check Capture Notation from a position reconstructed from notation; separate the board state, move history and procedure before deciding.
BeginnerCastling Rules: When and How You Can Castle
Learn every castling rule, which squares must be empty and safe, how kingside and queenside castling work, and the common cases that make castling illegal.
RulesCastling Rights in FEN in Chess: Rules and Examples
Check Castling Rights in FEN from castling rights stored in FEN; separate the board state, move history and procedure before deciding.
TacticsCastling Tactic in Chess: Recognition and Defense
Work through Castling Tactic from castling rights and an open king route; test O-O against the defender's best legal resource.
StrategyCentral Tension in Chess: Plans and Trade-offs
Diagnose Central Tension from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
StrategyCentralizing the King in Chess: Plans and Trade-offs
Diagnose Centralizing the King from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
RulesCheck and Checkmate Symbols in Chess: Rules and Examples
Check Check and Checkmate Symbols from a position reconstructed from notation; separate the board state, move history and procedure before deciding.
BeginnerCheck, Checkmate, and Stalemate Explained
Learn the exact difference between check, checkmate, and stalemate, how to find every legal defense, and why similar king positions can produce different results.
EndgamesChecking from Behind: Essential Technique and Plans
Study Checking from Behind from Lucena bridge-building; count the tempo, test Kc5 and verify the exact result boundary.
RulesCheckmate versus Stalemate in Chess: Rules and Examples
Check Checkmate versus Stalemate from the legal-move test; separate the board state, move history and procedure before deciding.
RulesChess Annotation Symbols in Chess: Rules and Examples
Check Chess Annotation Symbols from a position reconstructed from notation; separate the board state, move history and procedure before deciding.
RulesChess Board Coordinate Notation in Chess: Rules and Examples
Check Chess Board Coordinate Notation from a position reconstructed from notation; separate the board state, move history and procedure before deciding.
TacticsChess Forks: How to Attack Two Targets
Learn how knight, pawn, queen, king, rook, and bishop forks work; find forcing fork squares, calculate escape moves, and avoid false or tactically unsound forks.
TrainingChess Training Diary: A Practical Training Method
Train Chess Training Diary from space, initiative and concrete restraint; use Rb8 as a decision prompt and record the correction.
RulesChoosing a Promotion Piece in Chess: Rules and Examples
Check Choosing a Promotion Piece from the legal-move test; separate the board state, move history and procedure before deciding.
TacticsClearance Move in Chess: Recognition and Defense
Work through Clearance Move from two aligned attackers on the king file; test Rxe7+ against the defender's best legal resource.
TacticsClearance Sacrifice in Chess: Recognition and Defense
Work through Clearance Sacrifice from a sacrifice that removes a king defender; test Kh8 against the defender's best legal resource.
StrategyClosed Center in Chess: Plans and Trade-offs
Diagnose Closed Center from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
StrategyColor Complexes in Chess: Plans and Trade-offs
Diagnose Color Complexes from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
TrainingComparing Candidate Moves: A Practical Training Method
Train Comparing Candidate Moves from space, initiative and concrete restraint; use Nbc6 as a decision prompt and record the correction.
StrategyCompensation for a Pawn in Chess: Plans and Trade-offs
Diagnose Compensation for a Pawn from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
EndgamesConnected Passed Pawns: Essential Technique and Plans
Study Connected Passed Pawns from promotion race and tempo; count the tempo, test d5 and verify the exact result boundary.
EndgamesConverting an Extra Pawn: Essential Technique and Plans
Study Converting an Extra Pawn from king-and-pawn geometry; count the tempo, test Kc1 and verify the exact result boundary.
EndgamesCorresponding Squares: Essential Technique and Plans
Study Corresponding Squares from promotion race and tempo; count the tempo, test e5 and verify the exact result boundary.
TacticsCorridor Mate in Chess: Recognition and Defense
Work through Corridor Mate from a restricted king and a mating net; test Ke8 against the defender's best legal resource.
StrategyCreating Two Weaknesses in Chess: Plans and Trade-offs
Diagnose Creating Two Weaknesses from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
TacticsCross-Pin in Chess: Recognition and Defense
Work through Cross-Pin from a line piece pinned to the king; test Kf8 against the defender's best legal resource.
EndgamesCut-Off King in Rook Endings: Essential Technique and Plans
Study Cut-Off King in Rook Endings from Lucena bridge-building; count the tempo, test Kf8 and verify the exact result boundary.
RulesDead Position Draws in Chess: Rules and Examples
Check Dead Position Draws from a bare-king insufficient-material position; separate the board state, move history and procedure before deciding.
TacticsThe Decoy Tactic in Chess
Learn how a decoy forces a king or piece onto a vulnerable square, how it differs from deflection, how to calculate sacrifices, and how to spot the follow-up.
EndgamesDefending a Pawn Down: Essential Technique and Plans
Study Defending a Pawn Down from king-and-pawn geometry; count the tempo, test Kd7 and verify the exact result boundary.
StrategyDefensive Move Selection in Chess: Plans and Trade-offs
Diagnose Defensive Move Selection from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
TacticsDefensive Zwischenzug in Chess: Recognition and Defense
Work through Defensive Zwischenzug from an in-between check before the expected recapture; test Re8 against the defender's best legal resource.
TacticsDeflection Tactics in Chess: Remove the Defender
Learn how deflection forces a defender away from a piece, square, or line; calculate forcing captures and sacrifices; and distinguish it from decoy and removal.
TacticsDesperado Move in Chess: Recognition and Defense
Work through Desperado Move from an in-between check before the expected recapture; test Kf8 against the defender's best legal resource.
StrategyDevelopment Lead in Chess: Plans and Trade-offs
Diagnose Development Lead from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
RulesDisambiguation in Chess Notation in Chess: Rules and Examples
Check Disambiguation in Chess Notation from a position reconstructed from notation; separate the board state, move history and procedure before deciding.
TacticsDiscovered Attacks and Discovered Checks
Learn how discovered attacks work, build a bishop-rook-queen battery, choose the best move for the blocking piece, calculate double checks, and defend the tactic.
TacticsDiscovered Check in Chess: Recognition and Defense
Work through Discovered Check from two aligned attackers on the king file; test Kb8 against the defender's best legal resource.
TacticsDouble Attack in Chess: Recognition and Defense
Work through Double Attack from a knight fork against two major targets; test Kf8 against the defender's best legal resource.
TacticsDouble Check in Chess: Recognition and Defense
Work through Double Check from two aligned attackers on the king file; test Rf8+ against the defender's best legal resource.
RulesDraw by Threefold Repetition in Chess: Rules and Examples
Check Draw by Threefold Repetition from a bare-king insufficient-material position; separate the board state, move history and procedure before deciding.
BeginnerChess Draw Rules: Stalemate, Repetition, and More
Understand every major chess draw rule, including stalemate, agreement, threefold and fivefold repetition, the 50- and 75-move rules, dead positions, and time.
StrategyDynamic versus Static Advantages in Chess: Plans and Trade-offs
Diagnose Dynamic versus Static Advantages from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
BeginnerEn Passant in Chess: Rules and Examples
Learn exactly when en passant is legal, where both pawns move, why the capture must happen immediately, how pins affect it, and how to record the move.
RulesEn Passant Legality in Chess: Rules and Examples
Check En Passant Legality from the active en-passant field; separate the board state, move history and procedure before deciding.
TacticsEn Passant Tactic in Chess: Recognition and Defense
Work through En Passant Tactic from the en-passant window as a tactical resource; test Kxe8 against the defender's best legal resource.
EndgamesEndgame Move-Order Decisions: Essential Technique and Plans
Study Endgame Move-Order Decisions from king-and-pawn geometry; count the tempo, test d5 and verify the exact result boundary.
TrainingEndgame Study Plan: A Practical Training Method
Train Endgame Study Plan from space, initiative and concrete restraint; use Nc3 as a decision prompt and record the correction.
TacticsExchange Sacrifice in Chess: Recognition and Defense
Work through Exchange Sacrifice from a sacrifice that removes a king defender; test Ne5 against the defender's best legal resource.
StrategyExchange Sacrifice Strategy in Chess: Plans and Trade-offs
Diagnose Exchange Sacrifice Strategy from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
EndgamesExchanging into a Won Endgame: Essential Technique and Plans
Study Exchanging into a Won Endgame from king-and-pawn geometry; count the tempo, test d5+ and verify the exact result boundary.
StrategyExchanging the Bad Bishop in Chess: Plans and Trade-offs
Diagnose Exchanging the Bad Bishop from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
TacticsFamily Fork in Chess: Recognition and Defense
Work through Family Fork from a knight fork against two major targets; test Na8 against the defender's best legal resource.
BeginnerHow to Play Your First Chess Game
Play your first complete chess game with a simple move routine, basic opening goals, clock guidance, legal-move checks, and a useful way to review afterward.
TacticsFishing Pole Trap in Chess: Recognition and Defense
Work through Fishing Pole Trap from a trapped high-value piece and its escape squares; test Kf8 against the defender's best legal resource.
RulesFivefold Repetition in Chess: Rules and Examples
Check Fivefold Repetition from a bare-king insufficient-material position; separate the board state, move history and procedure before deciding.
RulesFlag Fall and Time Forfeits in Chess: Rules and Examples
Check Flag Fall and Time Forfeits from the legal-move test; separate the board state, move history and procedure before deciding.
TacticsForcing Move Sequence in Chess: Recognition and Defense
Work through Forcing Move Sequence from an in-between check before the expected recapture; test Ke8 against the defender's best legal resource.
TrainingForcing Moves First: A Practical Training Method
Train Forcing Moves First from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
EndgamesFortress in Chess Endgames: Essential Technique and Plans
Study Fortress in Chess Endgames from king-and-pawn geometry; count the tempo, test Kc3 and verify the exact result boundary.
EndgamesFortress in Queen Endings: Essential Technique and Plans
Study Fortress in Queen Endings from queen against rook coordination; count the tempo, test Rg7 and verify the exact result boundary.
EndgamesFour Rook Endgame Principles: Essential Technique and Plans
Study Four Rook Endgame Principles from Lucena bridge-building; count the tempo, test Kc5 and verify the exact result boundary.
RulesGame Result Markers in Chess: Rules and Examples
Check Game Result Markers from a position reconstructed from notation; separate the board state, move history and procedure before deciding.
StrategyGood Bishops, Bad Bishops, and Pawn Structure
Learn how pawn structure makes a bishop good or bad, when a bad bishop remains useful, how to activate it, when to exchange it, and how to compare it with a knight.
TacticsGreek Gift Sacrifice in Chess: Recognition and Defense
Work through Greek Gift Sacrifice from a sacrifice that removes a king defender; test Kh8 against the defender's best legal resource.
StrategyHanging Pawns in Chess: Plans and Trade-offs
Diagnose Hanging Pawns from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
RulesHow to Respond to Check in Chess: Rules and Examples
Check How to Respond to Check from the legal-move test; separate the board state, move history and procedure before deciding.
TrainingHow to Solve Chess Puzzles: A Practical Training Method
Train How to Solve Chess Puzzles from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
RulesHow to Test a Legal Chess Move in Chess: Rules and Examples
Check How to Test a Legal Chess Move from the legal-move test; separate the board state, move history and procedure before deciding.
RulesIllegal Move Penalties in Chess: Rules and Examples
Check Illegal Move Penalties from the legal-move test; separate the board state, move history and procedure before deciding.
StrategyImproving the Queen in Chess: Plans and Trade-offs
Diagnose Improving the Queen from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
StrategyImproving the Worst Piece in Chess: Plans and Trade-offs
Diagnose Improving the Worst Piece from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
RulesIncrement versus Delay in Chess: Rules and Examples
Check Increment versus Delay from the legal-move test; separate the board state, move history and procedure before deciding.
StrategyInitiative versus Attack in Chess: Plans and Trade-offs
Diagnose Initiative versus Attack from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
RulesInsufficient Material Draws in Chess: Rules and Examples
Check Insufficient Material Draws from a bare-king insufficient-material position; separate the board state, move history and procedure before deciding.
TacticsInterference in Chess: Recognition and Defense
Work through Interference from two aligned attackers on the king file; test Kd8 against the defender's best legal resource.
StrategyIsolated Queen's Pawn in Chess: Plans and Trade-offs
Diagnose Isolated Queen's Pawn from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
EndgamesKey Squares in Pawn Endgames: Essential Technique and Plans
Study Key Squares in Pawn Endgames from promotion race and tempo; count the tempo, test Kf2 and verify the exact result boundary.
EndgamesKing Activity in Endgames: Essential Technique and Plans
Study King Activity in Endgames from king-and-pawn geometry; count the tempo, test d5 and verify the exact result boundary.
EndgamesKing and Pawn versus King: Essential Technique and Plans
Study King and Pawn versus King from king-and-pawn geometry; count the tempo, test Kd5 and verify the exact result boundary.
StrategyKing Safety in Chess: Warning Signs and Plans
Evaluate king safety through pawn cover, open lines, attackers, defenders, central tension, escape squares, and piece coordination—before starting or facing an attack.
StrategyKing Safety Structure in Chess: Plans and Trade-offs
Diagnose King Safety Structure from king safety and the timing of a commitment; compare the plan, the counterplan and the moment to change course.
EndgamesKnight and Rook Pawn: Essential Technique and Plans
Study Knight and Rook Pawn from Lucena bridge-building; count the tempo, test Rxd8 and verify the exact result boundary.
EndgamesKnight Endgame Outpost: Essential Technique and Plans
Study Knight Endgame Outpost from bishop-versus-knight coordination; count the tempo, test Ne3 and verify the exact result boundary.
TacticsKnight Outpost Tactic in Chess: Recognition and Defense
Work through Knight Outpost Tactic from two aligned attackers on the king file; test Kf7 against the defender's best legal resource.
EndgamesKnight versus Pawns: Essential Technique and Plans
Study Knight versus Pawns from knight against connected pawns; count the tempo, test Kf2 and verify the exact result boundary.
TacticsLine Closing in Chess: Recognition and Defense
Work through Line Closing from two aligned attackers on the king file; test Kf8 against the defender's best legal resource.
TacticsLine Opening in Chess: Recognition and Defense
Work through Line Opening from two aligned attackers on the king file; test Kf8 against the defender's best legal resource.
EndgamesLucena Position: Essential Technique and Plans
Study Lucena Position from Lucena bridge-building; count the tempo, test Kh7 and verify the exact result boundary.
StrategyManeuvering Positions in Chess: Plans and Trade-offs
Diagnose Maneuvering Positions from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
StrategyMaterial Imbalances in Chess: Plans and Trade-offs
Diagnose Material Imbalances from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
BeginnerChess Piece Values and Their Practical Limits
Learn the standard value of every chess piece, compare common exchanges, and understand when activity, king safety, pawn structure, or promotion changes the calculation.
TacticsMating Net in Chess: Recognition and Defense
Work through Mating Net from a restricted king and a mating net; test Kg8 against the defender's best legal resource.
TacticsMating Threat in Chess: Recognition and Defense
Work through Mating Threat from a restricted king and a mating net; test Kf8 against the defender's best legal resource.
EndgamesMinor Piece and Pawn versus Rook: Essential Technique and Plans
Study Minor Piece and Pawn versus Rook from Lucena bridge-building; count the tempo, test Kg7 and verify the exact result boundary.
TacticsMinor-Piece Fork in Chess: Recognition and Defense
Work through Minor-Piece Fork from a knight fork against two major targets; test Kf8 against the defender's best legal resource.
StrategyMinority Attack in Chess: Plans and Trade-offs
Diagnose Minority Attack from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
BeginnerHow to Read and Write Algebraic Chess Notation
Learn algebraic chess notation step by step, including square names, piece letters, captures, checks, castling, promotion, disambiguation, results, and PGN moves.
StrategyOpen Center in Chess: Plans and Trade-offs
Diagnose Open Center from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
StrategyOpen Files in Chess: How to Activate Your Rooks
Learn the difference between open and semi-open files, place and double rooks effectively, evaluate entry squares, contest control, and create useful file breaks.
BeginnerChess Opening Principles for Beginners
Learn the core chess opening principles: control the center, develop efficiently, protect the king, avoid wasted moves, and know when a rule has an exception.
TrainingOpening Repertoire Study: A Practical Training Method
Train Opening Repertoire Study from space, initiative and concrete restraint; use c4 as a decision prompt and record the correction.
EndgamesOpposite-Color Bishop Endings: Essential Technique and Plans
Study Opposite-Color Bishop Endings from opposite-color bishop drawing resources; count the tempo, test Bf4 and verify the exact result boundary.
StrategyOpposite-Side Castling Attacks in Chess: Plans and Trade-offs
Diagnose Opposite-Side Castling Attacks from king safety and the timing of a commitment; compare the plan, the counterplan and the moment to change course.
EndgamesOpposite-Side King Activity: Essential Technique and Plans
Study Opposite-Side King Activity from king-and-pawn geometry; count the tempo, test Kc6 and verify the exact result boundary.
EndgamesOutside Passed Pawn: Essential Technique and Plans
Study Outside Passed Pawn from promotion race and tempo; count the tempo, test d5 and verify the exact result boundary.
TacticsOverloaded Defender in Chess: Recognition and Defense
Work through Overloaded Defender from two aligned attackers on the king file; test Kf7 against the defender's best legal resource.
TacticsOverloaded Piece in Chess: Recognition and Defense
Work through Overloaded Piece from two aligned attackers on the king file; test Ra7+ against the defender's best legal resource.
StrategyPawn Breaks in Chess: Plans and Trade-offs
Diagnose Pawn Breaks from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
EndgamesPawn Breakthrough: Essential Technique and Plans
Study Pawn Breakthrough from promotion race and tempo; count the tempo, test d5 and verify the exact result boundary.
StrategyPawn Chain in Chess: Plans and Trade-offs
Diagnose Pawn Chain from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
EndgamesPawn Endgame Calculation: Essential Technique and Plans
Study Pawn Endgame Calculation from promotion race and tempo; count the tempo, test e5 and verify the exact result boundary.
TacticsPawn Fork in Chess: Recognition and Defense
Work through Pawn Fork from a knight fork against two major targets; test Kf8 against the defender's best legal resource.
StrategyPawn Lever in Chess: Plans and Trade-offs
Diagnose Pawn Lever from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
StrategyPawn Majority Attack in Chess: Plans and Trade-offs
Diagnose Pawn Majority Attack from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
EndgamesPawn Race Calculation: Essential Technique and Plans
Study Pawn Race Calculation from promotion race and tempo; count the tempo, test d4+ and verify the exact result boundary.
StrategyPawn Storm Planning in Chess: Plans and Trade-offs
Diagnose Pawn Storm Planning from king safety and the timing of a commitment; compare the plan, the counterplan and the moment to change course.
StrategyPawn Structure in Chess: How It Shapes the Plan
Learn how chains, islands, isolated, doubled, backward, hanging, and passed pawns shape plans, weak squares, open files, breaks, and piece placement.
TacticsPerpetual Check in Chess: Recognition and Defense
Work through Perpetual Check from two aligned attackers on the king file; test Rxe7+ against the defender's best legal resource.
EndgamesPhilidor Position: Essential Technique and Plans
Study Philidor Position from Lucena bridge-building; count the tempo, test Ra8 and verify the exact result boundary.
StrategyPiece Coordination in Chess: Plans and Trade-offs
Diagnose Piece Coordination from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
StrategyPiece Domination in Chess: Plans and Trade-offs
Diagnose Piece Domination from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
StrategyPiece Harmony in Chess: Plans and Trade-offs
Diagnose Piece Harmony from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
BeginnerHow Chess Pieces Move: Rules for Beginners
Learn how every chess piece moves and captures, including pawn exceptions, blocked paths, check, castling, and a simple method for testing legal moves.
StrategyPlans by Pawn Structure in Chess: Plans and Trade-offs
Diagnose Plans by Pawn Structure from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
StrategyPlaying with a Passed Pawn in Chess: Plans and Trade-offs
Diagnose Playing with a Passed Pawn from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
TacticsPoisoned Pawn Tactic in Chess: Recognition and Defense
Work through Poisoned Pawn Tactic from a trapped high-value piece and its escape squares; test Kf8 against the defender's best legal resource.
TrainingPostgame Review Method: A Practical Training Method
Train Postgame Review Method from space, initiative and concrete restraint; use c4 as a decision prompt and record the correction.
TrainingPractical Thought Process: A Practical Training Method
Train Practical Thought Process from space, initiative and concrete restraint; use c4 as a decision prompt and record the correction.
BeginnerPawn Promotion in Chess: Rules and Choices
Learn when a pawn promotes, which pieces you may choose, how underpromotion works, how to write promotion notation, and how to avoid stalemate or illegal moves.
TacticsPromotion Tactic in Chess: Recognition and Defense
Work through Promotion Tactic from a promotion threat used as a tactic; test g8=N against the defender's best legal resource.
BeginnerHow to Protect Chess Pieces and Find Loose Targets
Learn how to identify attacked, defended, loose, pinned, and overloaded pieces; count exchanges correctly; and use a practical safety scan before every move.
EndgamesProtected Passed Pawn: Essential Technique and Plans
Study Protected Passed Pawn from promotion race and tempo; count the tempo, test e4 and verify the exact result boundary.
EndgamesQueen Endgame Checking Technique: Essential Technique and Plans
Study Queen Endgame Checking Technique from queen against rook coordination; count the tempo, test Kh6 and verify the exact result boundary.
EndgamesQueen Endgame Perpetual Check: Essential Technique and Plans
Study Queen Endgame Perpetual Check from queen against rook coordination; count the tempo, test Rg7 and verify the exact result boundary.
TacticsQueen Fork in Chess: Recognition and Defense
Work through Queen Fork from a knight fork against two major targets; test Nc8 against the defender's best legal resource.
TacticsQueen Trap in Chess: Recognition and Defense
Work through Queen Trap from a trapped high-value piece and its escape squares; test Kf8 against the defender's best legal resource.
EndgamesQueen versus Pawn: Essential Technique and Plans
Study Queen versus Pawn from queen against a promotion threat; count the tempo, test Kh6 and verify the exact result boundary.
EndgamesQueen versus Rook: Essential Technique and Plans
Study Queen versus Rook from Lucena bridge-building; count the tempo, test Ke8 and verify the exact result boundary.
TrainingQuiescence in Human Calculation: A Practical Training Method
Train Quiescence in Human Calculation from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
TacticsRelative Pin in Chess: Recognition and Defense
Work through Relative Pin from a line piece pinned to the king; test Nb8 against the defender's best legal resource.
TacticsRemove the Defender: A Practical Chess Tactic
Learn how to identify a critical defender and eliminate it by capture, exchange, deflection, overload, interference, or a forcing sacrifice before taking the target.
TacticsRemoving Escape Squares in Chess: Recognition and Defense
Work through Removing Escape Squares from two aligned attackers on the king file; test Kc8 against the defender's best legal resource.
EndgamesReserve Tempo: Essential Technique and Plans
Study Reserve Tempo from promotion race and tempo; count the tempo, test d5 and verify the exact result boundary.
RulesResignation and Draw Offers in Chess: Rules and Examples
Check Resignation and Draw Offers from a bare-king insufficient-material position; separate the board state, move history and procedure before deciding.
StrategyRestriction in Chess in Chess: Plans and Trade-offs
Diagnose Restriction in Chess from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
TrainingHow to Run a Useful Chess Game Review Session
Use a structured chess review session to reconstruct decisions, identify critical moments, compare candidate moves, use an engine responsibly, and create one action item.
TrainingReviewing Critical Moments: A Practical Training Method
Train Reviewing Critical Moments from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
EndgamesRook and Bishop versus Rook: Essential Technique and Plans
Study Rook and Bishop versus Rook from Lucena bridge-building; count the tempo, test Ra8 and verify the exact result boundary.
EndgamesRook and Pawn on the Sixth Rank: Essential Technique and Plans
Study Rook and Pawn on the Sixth Rank from Lucena bridge-building; count the tempo, test Kh7 and verify the exact result boundary.
EndgamesRook Behind a Passed Pawn: Essential Technique and Plans
Study Rook Behind a Passed Pawn from Lucena bridge-building; count the tempo, test Ra8 and verify the exact result boundary.
EndgamesRook Endgame Bridge Building: Essential Technique and Plans
Study Rook Endgame Bridge Building from Lucena bridge-building; count the tempo, test Ra8+ and verify the exact result boundary.
EndgamesRook Endgame Checking Distance: Essential Technique and Plans
Study Rook Endgame Checking Distance from Lucena bridge-building; count the tempo, test Ra8 and verify the exact result boundary.
EndgamesRook Endgame Side Checks: Essential Technique and Plans
Study Rook Endgame Side Checks from Lucena bridge-building; count the tempo, test Kc5 and verify the exact result boundary.
TacticsRook Fork in Chess: Recognition and Defense
Work through Rook Fork from a knight fork against two major targets; test Kf8 against the defender's best legal resource.
TacticsRook Lift Tactic in Chess: Recognition and Defense
Work through Rook Lift Tactic from two aligned attackers on the king file; test Rxe7+ against the defender's best legal resource.
StrategyRook on the Seventh Rank in Chess: Plans and Trade-offs
Diagnose Rook on the Seventh Rank from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
EndgamesRook versus Minor Piece: Essential Technique and Plans
Study Rook versus Minor Piece from Lucena bridge-building; count the tempo, test Kc5 and verify the exact result boundary.
EndgamesRook versus Pawn: Essential Technique and Plans
Study Rook versus Pawn from Lucena bridge-building; count the tempo, test Kc5 and verify the exact result boundary.
TacticsRoyal Fork in Chess: Recognition and Defense
Work through Royal Fork from a knight fork against two major targets; test Kf8 against the defender's best legal resource.
EndgamesRule of the Square: Essential Technique and Plans
Study Rule of the Square from promotion race and tempo; count the tempo, test d5 and verify the exact result boundary.
EndgamesSame-Color Bishop Endings: Essential Technique and Plans
Study Same-Color Bishop Endings from same-color bishop ending; count the tempo, test Kd3 and verify the exact result boundary.
StrategySemi-Open File Strategy in Chess: Plans and Trade-offs
Diagnose Semi-Open File Strategy from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
TrainingSetting Chess Rating Goals: A Practical Training Method
Train Setting Chess Rating Goals from space, initiative and concrete restraint; use c4 as a decision prompt and record the correction.
StrategySeventh-Rank Invasion in Chess: Plans and Trade-offs
Diagnose Seventh-Rank Invasion from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
EndgamesSimplifying into a Favorable Endgame: Essential Technique and Plans
Study Simplifying into a Favorable Endgame from king-and-pawn geometry; count the tempo, test d5+ and verify the exact result boundary.
TacticsChess Skewers: Attack Through a Valuable Piece
Learn how skewers work on ranks, files, and diagonals; distinguish them from pins; calculate king and queen skewers; and find the safest defense or follow-up.
TacticsSmothered Mate in Chess: Recognition and Defense
Work through Smothered Mate from a restricted king and a mating net; test Ne5 against the defender's best legal resource.
StrategySpace Advantage in Chess: Plans and Trade-offs
Diagnose Space Advantage from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
EndgamesStalemate in Endgames: Essential Technique and Plans
Study Stalemate in Endgames from king-and-pawn geometry; count the tempo, test Kc6 and verify the exact result boundary.
TacticsStalemate Trick in Chess: Recognition and Defense
Work through Stalemate Trick from a restricted king and a mating net; test Kg8 against the defender's best legal resource.
StrategyStrategic Outpost in Chess: Plans and Trade-offs
Diagnose Strategic Outpost from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
TrainingHow to Study Chess with a Partner
Build a productive chess study partnership with compatible goals, structured sessions, calculation drills, game reviews, constructive feedback, and clear boundaries.
TrainingTactics Spaced Repetition: A Practical Training Method
Train Tactics Spaced Repetition from pawn structure and central tension; use Nbd7 as a decision prompt and record the correction.
RulesThe Fifty-Move Rule in Chess: Rules and Examples
Check The Fifty-Move Rule from the legal-move test; separate the board state, move history and procedure before deciding.
StrategyThe Good Knight in Chess: Plans and Trade-offs
Diagnose The Good Knight from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
RulesThe Pawn Two-Square Move in Chess: Rules and Examples
Check The Pawn Two-Square Move from the legal-move test; separate the board state, move history and procedure before deciding.
EndgamesTheoretical Draws in Chess: Essential Technique and Plans
Study Theoretical Draws in Chess from king-and-pawn geometry; count the tempo, test Kc1 and verify the exact result boundary.
TrainingTime-Pressure Decision Training: A Practical Training Method
Train Time-Pressure Decision Training from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
RulesTouch-Move Rule in Chess: Rules and Examples
Check Touch-Move Rule from the legal-move test; separate the board state, move history and procedure before deciding.
StrategyTransforming a Bad Bishop in Chess: Plans and Trade-offs
Diagnose Transforming a Bad Bishop from piece placement and the opponent's counterplan; compare the plan, the counterplan and the moment to change course.
TacticsTrapped Queen in Chess: Recognition and Defense
Work through Trapped Queen from a trapped high-value piece and its escape squares; test Ne2 against the defender's best legal resource.
TacticsTrapping a Piece in Chess: Recognition and Defense
Work through Trapping a Piece from a line piece pinned to the king; test Kf8 against the defender's best legal resource.
EndgamesTriangulation: Essential Technique and Plans
Study Triangulation from promotion race and tempo; count the tempo, test d4 and verify the exact result boundary.
TacticsTriple Attack in Chess: Recognition and Defense
Work through Triple Attack from a knight fork against two major targets; test Kd3 against the defender's best legal resource.
EndgamesTwo Bishops versus Bishop: Essential Technique and Plans
Study Two Bishops versus Bishop from same-color bishop ending; count the tempo, test Bf5 and verify the exact result boundary.
EndgamesTwo Rooks versus Rook: Essential Technique and Plans
Study Two Rooks versus Rook from Lucena bridge-building; count the tempo, test Kc5 and verify the exact result boundary.
RulesUnderpromotion Rules in Chess: Rules and Examples
Check Underpromotion Rules from the legal-move test; separate the board state, move history and procedure before deciding.
TacticsUnderpromotion Tactic in Chess: Recognition and Defense
Work through Underpromotion Tactic from a promotion threat used as a tactic; test Bh7 against the defender's best legal resource.
TrainingUsing an Engine after a Game: A Practical Training Method
Train Using an Engine after a Game from space, initiative and concrete restraint; use Nc6 as a decision prompt and record the correction.
EndgamesVancura Defense: Essential Technique and Plans
Study Vancura Defense from Lucena bridge-building; count the tempo, test Kc5 and verify the exact result boundary.
StrategyWeak Pawn Targets in Chess: Plans and Trade-offs
Diagnose Weak Pawn Targets from pawn structure and central tension; compare the plan, the counterplan and the moment to change course.
StrategyWeak Squares and Outposts in Chess
Learn how pawn moves create weak squares, identify useful outposts and color-complex weaknesses, exchange defenders, occupy key squares, and prevent invasions.
TrainingWeekly Chess Training Schedule: A Practical Training Method
Train Weekly Chess Training Schedule from space, initiative and concrete restraint; use Nc3 as a decision prompt and record the correction.
StrategyWhen to Trade Queens in Chess: Plans and Trade-offs
Diagnose When to Trade Queens from space, initiative and concrete restraint; compare the plan, the counterplan and the moment to change course.
TacticsWindmill in Chess: Recognition and Defense
Work through Windmill from two aligned attackers on the king file; test Kg7 against the defender's best legal resource.
EndgamesWrong Bishop and Rook Pawn: Essential Technique and Plans
Study Wrong Bishop and Rook Pawn from Lucena bridge-building; count the tempo, test Kg7 and verify the exact result boundary.
TacticsX-Ray Attack in Chess: Recognition and Defense
Work through X-Ray Attack from two aligned attackers on the king file; test Qb4 against the defender's best legal resource.
TacticsX-Ray Defense in Chess: Recognition and Defense
Work through X-Ray Defense from two aligned attackers on the king file; test e6 against the defender's best legal resource.
TacticsZwischenzug: Find the In-Between Move
Learn how a zwischenzug interrupts an expected recapture with a stronger check, capture, or threat; calculate the move order; and avoid intermediate-move mistakes.