LibreChessChess, explained simply

Endgame study

Chess Endgames

Published Updated

LBy
Sources and chess examples are checked before publication. How LibreChess verifies its content.

Endgame study has two parts. Some positions have an exact result and a method you can learn; others demand judgement about activity, king position and pawn structure. This guide keeps those two kinds of knowledge separate, then shows how they meet over the board.

On this page
  1. Why the endgame rewards study most
  2. The order to learn them
  3. Two ideas sit under everything
  4. Try the key position
  5. Know the draw rules too
  6. How the exact claims were checked
  7. Keep learning

Why the endgame rewards study most

With fewer pieces on the board, a move can often be tested against a concrete result. That makes reference positions such as Lucena and Philidor useful. Principles still need their conditions, however: a king in front of a pawn does not always win, and a rook does not belong behind a passed pawn in every tactical position. Learn the reference, understand why it works, then compare the position in your game with it.

The order to learn them

Start with the smallest positions, where the result is easiest to verify. Add practical principles only after the exact foundations are clear.

Two ideas sit under everything

Tempi and entry squares. In pawn endings, identify the squares the king must reach and ask which side benefits from having the move. Opposition, triangulation and spare pawn moves are different ways of answering that question.

Activity and restriction. In piece endings, count what each piece can do: checks, attacks, entry squares and ways to restrict the opposing king. A pawn can be returned; a permanently passive rook is harder to repair.

Try the key position

White to move and win. The king on e6 occupies a key square for the pawn on e5; work out how to preserve access to the seventh rank.

Know the draw rules too

Technique sits inside the Laws of Chess. A player may claim under the fifty-move rule when the required sequence has elapsed without a pawn move or capture; stalemate ends the game immediately. Repetition and dead positions can matter too. In a tournament, follow the event’s claim procedure rather than relying on an informal description.

How the exact claims were checked

Every FEN in this chapter was loaded with chess.js to check legality. Positions containing no more than seven men were queried against Syzygy tablebases on 13 July 2026, including the side to move and the critical moves named in the text. A tablebase result assumes best play; it confirms win, draw or loss from that position, not that a short verbal rule covers every related position. See the site’s methodology and limits.

Which endgame should a beginner learn first?Begin with king and rook versus king, then king and pawn versus king. The first teaches safe restriction and a repeatable mate; the second introduces opposition, key squares and the rook-pawn exceptions that recur in pawn endings.
How much endgame theory do I really need?Learn enough exact positions to recognise the boundaries of a win or draw, then review the endings from your own games. Basic mates, key-square positions, Lucena and Philidor are a sound core; add material-specific positions when your games show the need.
Where can I practise endgames?Drill the basic mates and key positions against the local engine in the free endgame drills, then review your own endings in the analysis board. The engine is a practice opponent, not a tablebase certificate.

Practise endgames vs StockfishFollow the improver path