Chess puzzle (Crushing)
Opening: Mikenas_Defense, Mikenas_Defense_Other_variations
Moves: 1. d4 Nc6 2. Bg5 d5 3. e3 Nf6 4. c4 e5 5. dxe5 Nxe5 6. Bxf6 Qxf6 7. Nc3 Bb4 8.
cxd5 Bxc3+ 9. bxc3 O-O 10. Nf3 Nxf3+ 11. gxf3 Qxc3+ 12. Ke2 b6 13. Rc1 *
Position (FEN): r1b2rk1/p1p2ppp/1p6/3P4/8/2q1PP2/P3KP1P/2RQ1B1R b - - 1 13
Black to move.
Themes:  Middlegame  
Puzzle rating: 1371
Best move: Ba6+