[Event "?"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "White to play and win"] [Black "?"] [Result "*"] [Annotator "peter"] [SetUp "1"] [FEN "1N2q3/6pK/7p/2p1N3/pk3PP1/8/PP6/8 w - - 0 1"] [PlyCount "11"] [EventDate "1959.05.19"] [EventType "tourn"] [EventRounds "15"] [SourceVersionDate "2020.04.01"] {[#]} 1. Na6+ Ka5 (1... Kb5 2. Nc7+) 2. Nc7 Qf8 (2... Qe7 3. Nc6+) (2... Qb8 3. Nc6+) (2... Qc8 3. Nc4+ Kb4 4. Nd5+ Kb5 (4... Kxc4 5. Nb6+) 5. Nd6+ $18) 3. a3 {Threatening Nc4 mate} Qxf4 (3... Kb6 4. Nd7+) 4. Nc6+ Kb6 5. Nd5+ Kxc6 6. Nxf4 $18 *