Chess puzzle (Crushing)
Opening: Nimzo-Indian_Defense, Nimzo-Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 b6 5. a3 Bxc3 6. Bxc3 Ba6 7. e3 d5 8. Qa4+
Qd7 9. Qxa6 *
Position (FEN): rn2k2r/p1pq1ppp/Qp2pn2/3p4/2PP4/P1B1P3/1P3PPP/R3KBNR b KQkq - 0 9
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 974
Best move: Nxa6