Hellers–Piket 1985 — A Sacrificial Mate in 4

Objective: White to move. Deliver checkmate in the fewest possible moves. Against best defence, it is mate in 4.

Position and task condition

White's knight and queen are close to Black's king, but mate does not look immediate. This position is all about piece coordination and the exact order of checks. Calculate the full sequence before launching the attack.

Ferdinand Hellers – Jeroen Piket · 1985 · Amsterdam, 1985

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