Chess Puzzle #c6Cac — Advanced, Black to move, middlegame

Position

White: king h2; queen g6; bishop g3; pawns a2/d4/e3/e5/g4/h6. Black: king b5; rook c8; bishop d5; pawns a6/c3/e6/g5. White is ahead by 6 points of material. Black to move.

Solution (5 moves)

1. Opponent setup: h7 — pawn h6→h7. Now Black to move.
2. Best move: c2 — pawn c3→c2. Opponent replies Qd3+ (queen g6→d3, gives check).
3. Best move: Kb6 — king b5→b6. Opponent replies Qf1 (queen d3→f1).
4. Best move: c1=Q — pawn c2→c1, promotes to queen. Opponent replies Qxc1 (queen f1→c1, captures queen).
5. Best move: Rxc1 — rook c8→c1, captures queen. Opponent replies Kh3 (king h2→h3).
6. Best move: Rc8 — rook c1→c8.

Tactical themes

advanced pawn, advantage, defensive move, endgame, promotion, very long. The key move is c2.

Position data

FEN: 2r5/8/p3p1QP/1k1bP1p1/3P2P1/2p1P1B1/P6K/8 w - - 2 46

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