Chess puzzle (Advantage)
Opening: Zukertort_Opening, Zukertort_Opening_Santasieres_Folly
Moves: 1. b4 d5 2. Nf3 Nc6 3. b5 Nb8 4. e3 c6 5. d4 Nf6 6. c4 b6 7. Nc3 cxb5 8. cxb5
Nbd7 9. Qb3 e6 10. Bd3 Be7 11. e4 dxe4 12. Nxe4 Nxe4 *
Position (FEN): r1bqk2r/p2nbppp/1p2p3/1P6/3Pn3/1Q1B1N2/P4PPP/R1B1K2R w KQkq - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 804
Best move: Bxe4