Chess puzzle (Advantage)
Opening: English_Opening, English_Opening_Kings_English_Variation
Moves: 1. c4 e5 2. g3 Bc5 3. Bg2 Nf6 4. e3 d5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. bxc3 O-O 8.
a4 f5 9. Qb3+ Kh8 10. Bxb7 Bxb7 11. Qxb7 Nd7 12. Qd5 Qe7 13. Ne2 f4 14. d4 exd4
15. Nxd4 fxe3 16. Bxe3 Nb6 17. Qg2 *
Position (FEN): r4r1k/p1p1q1pp/1n6/2b5/P2N4/2P1B1P1/5PQP/R3K2R b KQ - 2 17
Black to move.
Themes: Pin Middlegame  
Puzzle rating: 1111
Best move: Bxd4