White to play and win (medium)
 ← 
 → 
1.Nf6+! gxf6 2.exf6+ Kf8 3.Re8+! Kxe8 4.Qe3+ Kf8 5.Qxh6+ Qxh6 6.Bxh6+ Ke8 ( 6...Kg8 7.Re1 ) 7.Re1+ Be7 8.Rxe7+ Kd8 9.Bxf7 d6 10.Bg7 1-0
[Event "Kharkov"]
[Site "?"]
[Date "1980.??.??"]
[Round "?"]
[White "Chervonov"]
[Black "Dumansky"]
[Result "1-0"]
[FEN "r1bbk2r/pppp1ppp/7n/3NP2q/1PB5/1Q5P/P4PP1/R1B1R1K1 w kq - 0 1"]
[SetUp "1"]

1.Nf6+ $1 gxf6 2.exf6+ Kf8 3.Re8+ $1 Kxe8 4.Qe3+ Kf8 5.Qxh6+ Qxh6 6.Bxh6+ Ke8 ( 6...Kg8 7.Re1 )  7.Re1+ Be7 8.Rxe7+ Kd8 9.Bxf7 d6 10.Bg7 1-0