Chess puzzle (Equality)
Moves: 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. O-O Bd6 7. Re1 Be6 8.
Bg5 O-O 9. d4 h6 10. dxe5 hxg5 11. exf6 Qxf6 12. e5 Bxe5 13. Rxe5 *
Position (FEN): r4rk1/ppp2pp1/2p1bq2/4R1p1/8/5N2/PPP2PPP/RN1Q2K1 b - - 0 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1639
Best move: g4