Chess puzzle (Advantage)
Opening: Grob_Opening, Grob_Opening_Spike
Moves: 1. g4 e5 2. Bg2 d5 3. c4 Bc5 4. Bxd5 Bxg4 5. Bxb7 Qh4 6. Qa4+ *
Position (FEN): rn2k1nr/pBp2ppp/8/2b1p3/Q1P3bq/8/PP1PPP1P/RNB1K1NR b KQkq - 2 6
Black to move.
Themes: Defensive Move Middlegame  
Puzzle rating: 1508
Best move: Bd7