Chess puzzle (Advantage)
Opening: Russian_Game, Russian_Game_Three_Knights_Game
Moves: 1. e4 Nf6 2. Nc3 e5 3. Nf3 d6 4. d4 Bg4 5. Bc4 c6 6. dxe5 Nfd7 7. Bxf7+ Ke7 8.
Qxd6+ Kxf7 9. e6+ Kg8 10. Bg5 Bxd6 11. Bxd8 Bxe6 12. O-O-O Na6 *
Position (FEN): r2B2kr/pp1n2pp/n1pbb3/8/4P3/2N2N2/PPP2PPP/2KR3R w - - 2 13
White to move.
Themes: Hanging Piece Middlegame  
Puzzle rating: 1039
Best move: Rxd6