Chess puzzle (Crushing)
Opening: Modern_Defense, Modern_Defense_Mongredien_Defense
Moves: 1. e4 g6 2. d4 Bg7 3. Nf3 b6 4. Nc3 Bb7 5. Bd3 d6 6. Be3 e6 7. Qe2 Ne7 8. O-O-O
Nd7 9. h3 c5 10. dxc5 Bxc3 11. bxc3 bxc5 12. Bb5 O-O *
Position (FEN): r2q1rk1/pb1nnp1p/3pp1p1/1Bp5/4P3/2P1BN1P/P1P1QPP1/2KR3R w - - 2 13
White to move.
Themes:  Middlegame  
Puzzle rating: 2105
Best move: Rxd6