[Event "Moscow Ty"] [Site "?"] [Date "2018.??.??"] [Round "?"] [White "(3) Branislav Djurasevic (SRB)"] [Black "?"] [Result "1-0"] [Annotator "Special Honourable Mention"] [SetUp "1"] [FEN "7k/4p1p1/3P1PP1/8/8/Kb6/8/5r2 w - - 0 1"] [PlyCount "7"] [EventDate "2018.??.??"] 1. fxe7 $1 ({Try:} 1. dxe7 $2 Bg8 $1 ({or} 1... Rf3 2. e8=Q+ Bg8+ $11 {moves inversion. The same as after 1....Bg8! in try.}) (1... Rxf6 $2 2. e8=Q+ Bg8 3. Qe4 $1 Bd5 $5 (3... Be6 4. Qa8+ $1 (4. Qh1+ $2 Kg8 5. Qa8+ Rf8 6. Qc6 Bf7 $1 7. gxf7+ Kxf7 $1 $11 (7... Rxf7 $2 8. Qe6 $1 $18)) 4... Bg8 5. Qh1+ Bh7 6. Qxh7#) 4. Qxd5 Rxg6 5. Qa8+ $1 (5. Qh5+ $2 Rh6 $11) 5... Kh7 6. Qe4 $1 Kh6 7. Qh4# $1) 2. e8=Q Rf3+ $1 3. Kb4 Rf4+ 4. Kc5 Rf5+ 5. Kd4 Rf4+ 6. Ke5 (6. Ke3 Rxf6 $1 7. Qe4 $2 Re6 $19) 6... Rxf6 $1 $11 {White king could not escape from perpetual check coming on 6th rank or e file.}) 1... Bg8 $1 {Black plays on stalemate!} ( 1... Rf3 $2 2. Kb4 $1 {The king can cross the 4th rank!} Bg8 3. d7 $1 $18) 2. d7 $1 Rf4 $1 {Black does not allow white king to cross 4th rank and predicting to check on 4th rank after white promotes any of his pawns to queen.} (2... Rd1 $2 3. e8=Q $1 Rd3+ 4. Kb4 Rb3+ 5. Kc5 $1 Rc3+ 6. Kd6 $1 Rd3+ 7. Kc7 Rc3+ 8. Kd8 Rc8+ 9. Ke7 Rxe8+ 10. Kxe8 $18) (2... Re1 $2 3. d8=Q $1 Re3+ 4. Kb4 Rb3+ 5. Ka5 Ra3+ 6. Kb6 Rb3+ 7. Ka6 Ra3+ 8. Qa5 $18) 3. d8=N $3 {But white has another ace up in his sleeve!} (3. d8=Q $2 Ra4+ $1 4. Kb2 Rb4+ $1 5. Kc3 Rb3+ $1 (5... Rc4+ $2 6. Kd3 Rc3+ 7. Ke2 $1 Rc2+ (7... Re3+ 8. Kd2 Re2+ 9. Kc3 Rc2+ 10. Kb4 $1 Rb2+ 11. Ka5 $18) 8. Qd2 $1 $18 (8. Ke1 $2 Rc1+ $1 (8... Re2+ $2 9. Kd1 $1 $18) 9. Qd1 $2 Rxd1+ 10. Kxd1 Bb3+ $19)) 6. Kd2 (6. Kd4 Rd3+ $11) 6... Rb2+ 7. Kd1 Rb1+ 8. Ke2 Re1+ $11) (3. e8=Q $2 Ra4+ $1 4. Kb2 Rb4+ $1 ({or} 4... Ra2+ $1 5. Kc3 Rc2+ $1 6. Kd4 Rc4+ $1 $11) 5. Kc3 Rc4+ $1 $11 (5... Rb3+ $2 6. Kd4 $1 Rb4+ 7. Kc5 $1 $18)) 3... Rf8 $5 (3... Re4 4. Nf7+ $1 {And now white uses the bad position of black bishop who blocks his king.} Bxf7 5. gxf7 $18) 4. exf8=N $1 $18 {Unexpectedly only two promoted knights bring a win for white because black king stays in prison. Short, but very intensive study; every single move deserves exclamation mark with rich play in between. Judge: S. Osintsev} (4. exf8=B $2 Bd5 $1 5. Bd6 Kg8 $1 (5... Be4 $2 6. Nf7+ Kg8 7. Ne5 $18) 6. Kb4 Be4 $11) 1-0