Chess puzzle (Advantage)
Opening: Alekhine_Defense, Alekhine_Defense_Four_Pawns_Attack
Moves: 1. e4 Nf6 2. e5 Nd5 3. c4 Nb6 4. d4 d6 5. f4 Bf5 6. Nc3 dxe5 7. fxe5 e6 8. Nf3
Bb4 9. Bd2 Nc6 10. Be3 Na4 *
Position (FEN): r2qk2r/ppp2ppp/2n1p3/4Pb2/nbPP4/2N1BN2/PP4PP/R2QKB1R w KQkq - 6 11
White to move.
Themes: Hanging Piece Opening  
Puzzle rating: 1173
Best move: Qxa4