Chess Puzzle #5TTGr — Master, Black to move, endgame

Position

White: king c1; rook a3; pawns a6/b4/h4. Black: king f2; rook d7; pawns e3/g6. White is ahead by 1 point of material. Black to move.

Solution (4 moves)

1. Opponent setup: a7 — pawn a6→a7. Now Black to move.
2. Best move: e2 — pawn e3→e2. Opponent replies a8=Q (pawn a7→a8, promotes to queen).
3. Best move: e1=Q+ — pawn e2→e1, promotes to queen, gives check. Opponent replies Kb2 (king c1→b2).
4. Best move: Qd2+ — queen e1→d2, gives check. Opponent replies Kb3 (king b2→b3).
5. Best move: Rc7 — rook d7→c7.

Tactical themes

advanced pawn, crushing, defensive move, endgame, exposed king, promotion, rook endgame, very long. The key move is e2.

Position data

FEN: 8/3r4/P5p1/8/1P5P/R3p3/5k2/2K5 w - - 0 49

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