Tactic 0163

[Event "ICC Blitz"]
[White "jbennett"]
[Black "forense"]
[Result "*"]
[Annotator "JB"]
[SetUp "1"]
[FEN "4r3/1pq4p/p5k1/2P1rp2/4pR2/2Q4P/P4R2/6K1 w - - 0 31"]

{White to move, black just played dxe4. }
{Second best is Rh4 (-1.07), best is Qg3+ (7.93) }
1. Qg3+ Kf6 {If the king moves to the h file, then Rh4 is mate. }
2. Rxf5+ Rxf5 {If Ke6, then Rf6+ forces the king back to the 7th }
{rank, and then Re7+ wins the queen. If the king goes }
{to d5 after Re6+, then Qb3+ is mate in 4. }
3. Rxf5+ Kxf5
4. Qxc7
*