[Event "Olympic tourney"] [Site "?"] [Date "2018.??.??"] [Round "?"] [White "(2) Sergiy Didukh (UKR)"] [Black "?"] [Result "1/2-1/2"] [Annotator "1st Prize"] [SetUp "1"] [FEN "5K1R/6pP/3p1p2/6kp/3p1p2/1N1q4/P2P1P2/8 w - - 0 1"] [PlyCount "29"] [EventDate "2018.??.??"] 1. Nc1 $3 {White's foreplan.} ({Logical try} 1. Rg8 $2 Qxh7 2. Rxg7+ Qxg7+ 3. Kxg7 h4 4. Nxd4 Kg4 $1 5. f3+ Kg5 6. Ne6+ Kf5 7. Nd4+ Ke5 8. Nc6+ Kd5 9. Ne7+ Kc4 $1 {Black's foreplan.} (9... Kc5 $2 10. Ng6 h3 11. Nxf4 h2 12. Nd3+ $1) 10. d3+ (10. Nf5 h3 11. Nxd6+ Kd3 $1 $19) 10... Kc5 $1 11. Ng6 (11. Ng8 f5 $1) 11... h3 12. Nxf4 h2 $19 {and 13.Nd3+ is impossible.}) 1... Qc2 2. Rg8 Qxh7 3. Rxg7+ Qxg7+ 4. Kxg7 d3 $1 (4... h4 5. Ne2 h3 (5... Kg4 6. Ng1 $11) 6. Ng1 $1 h2 7. Nf3+) 5. Nb3 $1 (5. Nxd3 $2 h4 6. f3 h3 7. Nf2 h2 8. a4 Kh4 9. a5 Kg3 10. Nh1+ Kg2 11. a6 Kxh1 12. a7 Kg2 13. a8=Q h1=Q $19) 5... h4 6. Nd4 Kg4 $1 7. f3+ Kg5 $1 (7... Kg3 8. Nf5+ Kxf3 9. Nxh4+ Ke2 10. a4 $11) 8. Ne6+ Kf5 9. Nd4+ Ke5 10. Nc6+ Kd5 11. Ne7+ Kc4 (11... Kc5 12. Ng6 h3 13. Nxf4 h2 14. Nxd3+ Kd4 15. Nf2) (11... Ke6 12. Ng6 h3 13. Nxf4+) 12. Nf5 $1 h3 13. Nxd6+ {(13...Kd3 is impossible)} Kb4 14. Ne4 h2 15. Nf2 $11 {Knight and King make similar manoeuvres to block d3 by an enemy pawn and not let each other on this square on move 13.} 1/2-1/2