Chess Puzzle #a6Bi2 — Master, Black to move, middlegame

Position

White: king g2; queen e4; rook e1; knight a3; pawns a2/b2/c4/d5/f4/f5. Black: king g8; queen h4; rook e8; knight e5; pawns a6/b7/c7/d6/f7/g7. Material is balanced. Black to move.

Solution (6 moves)

1. Opponent setup: fxe5 — pawn f4→e5, captures knight. Now Black to move.
2. Best move: Qg5+ — queen h4→g5, gives check. Opponent replies Kf1 (king g2→f1).
3. Best move: Rxe5 — rook e8→e5, captures pawn. Opponent replies Qc2 (queen e4→c2).
4. Best move: Qf4+ — queen g5→f4, gives check. Opponent replies Qf2 (queen c2→f2).
5. Best move: Rxe1+ — rook e5→e1, captures rook, gives check. Opponent replies Kxe1 (king f1→e1, captures rook).
6. Best move: Qc1+ — queen f4→c1, gives check. Opponent replies Ke2 (king e1→e2).
7. Best move: Qxb2+ — queen c1→b2, captures pawn, gives check.

Tactical themes

advantage, attraction, endgame, exposed king, interference, intermezzo, pin, very long. The key move Rxe1+ captures with check, forcing a response.

Position data

FEN: 4r1k1/1pp2pp1/p2p4/3PnP2/2P1QP1q/N7/PP4K1/4R3 w - - 1 29

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