Chess puzzle (Equality)
Moves: 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 d5 5. Qa4+ Bd7 6. Qb4 Bc8 7. Nc3 O-O 8.
cxd5 Nxd5 9. Qc5 Be6 10. Bc4 c6 11. e4 Nxc3 12. bxc3 Bxc4 *
Position (FEN): rn1q1rk1/pp2ppbp/2p3p1/2Q5/2bPP3/2P2N2/P4PPP/R1B1K2R w KQ - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1586
Best move: Qxc4