Chess puzzle (Advantage)
Opening: Nimzo-Indian_Defense, Nimzo-Indian_Defense_Other_variations
Moves: 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 d5 5. Nf3 Nc6 6. cxd5 exd5 7. e3 Bg4 8.
Be2 O-O 9. O-O Rc8 10. h3 Bh5 11. a3 Bd6 12. Rc1 Re8 13. Nb5 Be7 14. Nxa7 *
Position (FEN): 2rqr1k1/Npp1bppp/2n2n2/3p3b/3P4/P3PN1P/1P1BBPP1/2RQ1RK1 b - - 0 14
Black to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1084
Best move: Nxa7