[Event "Magyar Sakkvilág"] [Site "?"] [Date "2012.??.??"] [Round "?"] [White "Rusz, Árpád"] [Black "(Study 67)"] [Result "1-0"] [SetUp "1"] [FEN "8/6k1/R7/1r5q/8/6Kp/P1Q5/8 w - - 0 1"] [PlyCount "35"] [EventDate "2012.??.??"] 1. Ra7+ $1 (1. Qc7+ $2 Qf7 2. Qc3+ Kh7 $11) 1... Kf8 2. Ra8+ $1 (2. Qc8+ $2 Qe8 $11) 2... Kg7 3. Qc7+ Qf7 4. Qc3+ Kg6 $1 {The best move even if it allows the fork and loses the Rook!} (4... Qf6 5. Rg8+ $1 $18) 5. Qc6+ Kh7 $1 {Black is preparing a stalemate trap.} (5... Qf6 6. Rg8+ $18 (6. Qxb5 $2 Qc3+ 7. Kh2 Qd2+ 8. Kxh3 Qe3+ 9. Kg2 Qe4+ $11)) 6. Qxb5 Qg6+ 7. Kxh3 Qe6+ (7... Qh6+ 8. Kg4 $18) 8. Kg2 $3 {Paradoxically, this is the only winning move! White also allows the fork and loses the Rook!} (8. Kg3 $2 Qe3+ 9. Kg2 Qg5+ $1 10. Qxg5 {stalemate}) 8... Qe4+ 9. Kf2 $1 Qxa8 {We have one of the rare positions in the QP/Q endgame which is a win with the a2 pawn (EGTB: M101)} 10. a4 Qa7+ 11. Ke2 $1 Qe7+ 12. Kd2 $1 Kg7 ({There are no more useful checks:} 12... Qd6+ 13. Qd3+ $18 {The bK is on the worst possible square.}) 13. a5 Kf8 14. a6 {The wP quickly advances protected by the well placed wQ.} Qc7 {The bQ is stopping the wK's acces to the c-file and is threatening with checks on the black squares.} 15. Kd1 $1 ({Thematic try:} 15. Kd3 $2 Ke7 16. Qd5 Qc1 $1 $11) 15... Ke7 (15... Qd6+ 16. Ke2 Qd4 (16... Ke7 17. Qd3 Qh2+ 18. Kd1 Qg1+ 19. Kd2 $18) 17. Qc6 Kg7 $1 18. Kf3 (18. Qc7+ $6 Kh8 $1 19. a7 $2 Qe4+ {and the wK cannot escape from checks!}) 18... Kf7 19. Qe4 Qc3+ 20. Kf4 Qc1+ 21. Kg3 Qg5+ 22. Qg4 Qc5 23. Qd7+ Kg6 24. Qd3+ Kh6 25. Kf3 {The wQ is ideally placed on d3 (protects the wP and helps the wK to cross to the queenside). A long technical win follows...}) 16. Qd3 $1 ({Thematic try:} 16. Qd5 $2 Qc3 $1 17. a7 Qa1+ 18. Ke2 Qxa7 $11) 16... Qc5 17. a7 $1 Qxa7 18. Qh7+ 1-0