White to play and mate in 7 (medium)
 ← 
 → 
1.Rxg7 Bxg7 2.Qxh7+! Kxh7 3.f6+ Kh6 ( 3...Kh8 4.fxg7# ) 4.Be3+ Kh5 5.Bf3+ Kh4 6.Bf2+ Kh3 7.Bg4# 1-0
[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "2.54"]
[White "?"]
[Black "?"]
[Result "1-0"]
[FEN "r4rnk/4qppn/p4b2/4pP2/1p2B1R1/8/PPP2B1Q/6RK w - - 0 1"]
[SetUp "1"]

1.Rxg7 Bxg7 2.Qxh7+ $1 Kxh7 3.f6+ Kh6 ( 3...Kh8 4.fxg7# )4.Be3+ Kh5 5.Bf3+ Kh4 6.Bf2+ Kh3 7.Bg4#
1-0