Chess puzzle (Advantage)
Opening: Caro-Kann_Defense, Caro-Kann_Defense_Exchange_Variation
Moves: 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Qf3 Nf6 5. c4 Bg4 6. Qb3 b6 7. cxd5 Nxd5 *
Position (FEN): rn1qkb1r/p3pppp/1p6/3n4/3P2b1/1Q6/PP3PPP/RNB1KBNR w KQkq - 0 8
White to move.
Themes:  Opening  
Puzzle rating: 1425
Best move: Bb5+