Chess puzzle (Advantage)
Opening: French_Defense, French_Defense_Knight_Variation
Moves: 1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 c5 5. c3 c4 6. b3 Be6 7. bxc4 dxc4 8. Ne5
b5 9. Na3 Qa5 10. Nc2 Qxc3+ 11. Bd2 Qb2 12. a3 Qb3 13. Rb1 Qa4 14. Bb4 Bxb4+ *
Position (FEN): rn2k1nr/p4ppp/4b3/1p2N3/qbpP4/P7/2N2PPP/1R1QKB1R w Kkq - 0 15
White to move.
Themes:  Opening  
Puzzle rating: 1827
Best move: Rxb4