Chess puzzle (Equality)
Moves: 1. e4 d5 2. exd5 Nf6 3. c4 e6 4. Nc3 exd5 5. cxd5 Nxd5 6. d4 Bb4 7. Bd2 O-O 8.
Nf3 Nc6 9. Nxd5 Qxd5 10. b3 Re8+ 11. Be2 Bg4 12. O-O Bxf3 *
Position (FEN): r3r1k1/ppp2ppp/2n5/3q4/1b1P4/1P3b2/P2BBPPP/R2Q1RK1 w - - 0 13
White to move.
Themes:  Middlegame  
Puzzle rating: 1142
Best move: Bxf3