Chess puzzle (Advantage)
Opening: Slav_Defense, Slav_Defense_Exchange_Variation
Moves: 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Bf5 5. e3 e6 6. Nc3 Bb4 7. Qb3 Qb6 8.
Bxb8 Rxb8 9. Qa4+ Ke7 10. Bb5 Nf6 *
Position (FEN): 1r5r/pp2kppp/1q2pn2/1B1p1b2/Qb1P4/2N1P3/PP3PPP/R3K1NR w KQ - 4 11
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 878
Best move: Qxb4+