r1b2rk1/pp1p1n1p/3p2p1/B2N1p2/P7/1N4P1/3PB3/R1n1K2R b - - 2 25
FEN state: r1b2rk1/pp1p1n1p/3p2p1/B2N1p2/P7/1N4P1/3PB3/R1n1K2R b - - 2 25 ; Best move: c1b3
The current state of the chess board is: Black rook at a8, black bishop at c8, black rook at f8 and black king at g8. Black pawn at a7, black pawn at b7, black pawn at d7, black knight at f7 and black pawn at h7. Black pawn at d6 and black pawn at g6. White bishop at a5, white knight at d5 and black pawn at f5. White pawn at a4. White knight at b3 and white pawn at g3. White pawn at d2 and white bishop at e2. White rook at a1, black knight at c1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 25. Black to move.