All chess patterns
Browse 13 named chess patterns, structures, and material imbalances — each indexed across 90 million Lichess games. From the bishop pair to the Sicilian Dragon.
Stonewall formation
Pawns on d4, e3, and f4 — the classic Stonewall setup
Hedgehog formation
The full hedgehog: a6/b6/d6/e6 pawns + knight on f6 + queenside-fianchetto bishop on b7
Carlsbad pawn structure
The d4-e3 vs d5-c6 skeleton from the Queen's Gambit Exchange
Stonewall as Black
Black pawns on d5, e6, and f5 — the Stonewall as Black
Rook on the 7th rank
A white rook anywhere on the 7th rank — every file
Pawn on the 7th rank
A white pawn on the 7th rank — every file
Rook endgame
Pure rook endgame — both sides have only rooks (and pawns and king)
King and pawn endgame
Only kings and pawns left — the purest endgame
Kingside fianchetto
White bishop on g2 supported by a pawn on g3
Queenside fianchetto
White bishop on b2 supported by a pawn on b3
Queens already traded
Both queens have been exchanged — the heavy artillery is gone
King and queen vs king
Basic checkmate endgame — one side reduced to a bare king
King and rook vs king
Basic checkmate endgame — rook and king vs a bare king