Tactic 0137

[Event "ICC Blitz"]
[White "wittanswain"]
[Black "jbennett"]
[Result "*"]
[Annotator "JB"]
[SetUp "1"]
[FEN "r1b1k2r/pp1n1p1p/4pqpB/2ppn3/5P2/2P1P2P/PP2Q1P1/RN2KB1R b KQkq f3 0 12"]

{Black to move, white just played f4. }
{Second best is Nc4 (-0.54), best is Qh4+ (-1.99) }
1... Qh4+
2. Qf2 Qxh6
3. fxe5 O-O
4. Nd2 {If Qf4, then Qg7, followed by Qxe5. }
4... Nxe5
*