Chess puzzle (Crushing)
Opening: Vant_Kruijs_Opening, Vant_Kruijs_Opening_Other_variations
Moves: 1. e3 e5 2. g3 d5 3. b3 Nf6 4. Bb2 Nc6 5. Bg2 Bf5 6. d3 Bc5 7. Nd2 O-O 8. Qe2
Qd7 9. O-O-O Qd6 10. f4 exf4 11. gxf4 Ba3 12. Bxa3 *
Position (FEN): r4rk1/ppp2ppp/2nq1n2/3p1b2/5P2/BP1PP3/P1PNQ1BP/2KR2NR b - - 0 12
Black to move.
Themes: Queenside Attack Middlegame  
Puzzle rating: 753
Best move: Qxa3+