Chess Wiki

Chess Notation and Tools Wiki

FEN, PGN, ratings, clocks, analysis workflows, and practical chess utilities. Each page below is a published starting point with related concepts and practical next steps.

Advanced Algebraic Notation in Chess: Meaning and Examples

Learn advanced algebraic notation in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

A Complete Chess Game Analysis Checklist

Analyze a chess game step by step: capture context, replay without an engine, mark critical moments, compare candidates, inspect tactics and strategy, verify, and plan.

Candidate Move Tracker: A Practical Chess Guide

Learn candidate move tracker in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Checkmate in Notation in Chess: Meaning and Examples

Learn checkmate in notation in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Chess Clock Time-Control Builder: A Practical Chess Guide

Learn chess clock time-control builder in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Chess Engine Centipawns in Chess: Meaning and Examples

Learn chess engine centipawns in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Chess Rating Vocabulary in Chess: Meaning and Examples

Learn chess rating vocabulary in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Chess Repertoire Definition in Chess: Meaning and Examples

Learn chess repertoire definition in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Interactive Chessboard Setup Quiz

Test board orientation, queen and king squares, pawn ranks, and the complete back-rank order with an interactive chessboard setup quiz.

ECO Opening Codes in Chess: Meaning and Examples

Learn eco opening codes in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Elo Chess Ratings: A Practical Guide

Understand how Elo ratings estimate expected results, how game outcomes change ratings, why K-factors and provisional systems vary, and how to use rating trends wisely.

Elo Rating Calculator for Chess

Calculate expected score, rating change, and estimated new chess Elo after a win, draw, or loss with an adjustable K-factor.

Endgame Tablebase Workflow: A Practical Chess Guide

Learn endgame tablebase workflow in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Expected Score Calculator: A Practical Chess Guide

Learn expected score calculator in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

FEN Active Color Field in Chess: Meaning and Examples

Learn fen active color field in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

FEN Castling Field in Chess: Meaning and Examples

Learn fen castling field in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

FEN Piece Placement in Chess: Meaning and Examples

Learn fen piece placement in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

FEN Position Editor: A Practical Chess Guide

Learn fen position editor in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

FEN in Chess: How to Read and Use a Position

Learn how to read all six FEN fields, decode piece placement, side to move, castling and en-passant data, validate a position, and share it correctly.

Fullmove Number in FEN in Chess: Meaning and Examples

Learn fullmove number in fen in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Game Review Worksheet: A Practical Chess Guide

Learn game review worksheet in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Glicko versus Elo in Chess: Meaning and Examples

Learn glicko versus elo in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Halfmove Clock in FEN in Chess: Meaning and Examples

Learn halfmove clock in fen in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Increment Choice Guide: A Practical Chess Guide

Learn increment choice guide in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Long Algebraic Notation in Chess: Meaning and Examples

Learn long algebraic notation in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Material Count Worksheet: A Practical Chess Guide

Learn material count worksheet in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Move List Comparison: A Practical Chess Guide

Learn move list comparison in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Opening Explorer Workflow: A Practical Chess Guide

Learn opening explorer workflow in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Opening Transposition in Chess: Meaning and Examples

Learn opening transposition in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Performance Rating Explanation: A Practical Chess Guide

Learn performance rating explanation in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

PGN Files: How to Read, Create, and Share Chess Games

Learn the structure of a PGN file, required game tags, algebraic movetext, comments, variations, results, FEN setup tags, import validation, export, and privacy checks.

PGN Movetext in Chess: Meaning and Examples

Learn pgn movetext in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

PGN Tag Pairs in Chess: Meaning and Examples

Learn pgn tag pairs in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

PGN Validation Checklist: A Practical Chess Guide

Learn pgn validation checklist in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Principal Variation in Chess: Meaning and Examples

Learn principal variation in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Puzzle Position Builder: A Practical Chess Guide

Learn puzzle position builder in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Standard Algebraic Notation in Chess: Meaning and Examples

Learn standard algebraic notation in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Study Session Planner: A Practical Chess Guide

Learn study session planner in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

Chess Time Controls: A Complete Beginner's Guide

Understand chess time controls such as 10+5, increment, delay, bullet, blitz, rapid, and classical—and choose a clock setting that supports your goals.

Tournament Time-Control Planner: A Practical Chess Guide

Learn tournament time-control planner in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

UCI Move Notation in Chess: Meaning and Examples

Learn uci move notation in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.

What Is a Chess Ply in Chess: Meaning and Examples

Learn what is a chess ply in chess with a direct explanation, verified positions, practical decisions, common mistakes, and a focused practice task.