1nb4r/r1ppkp1p/1p2pbpB/p2P4/2N1P1q1/P4NP1/1PP1Q1BP/1R2K1R1 b - - 2 18
FEN state: 1nb4r/r1ppkp1p/1p2pbpB/p2P4/2N1P1q1/P4NP1/1PP1Q1BP/1R2K1R1 b - - 2 18 ; Best move: c8a6
The current state of the chess board is: Black knight at b8, black bishop at c8 and black rook at h8. Black rook at a7, black pawn at c7, black pawn at d7, black king at e7, black pawn at f7 and black pawn at h7. Black pawn at b6, black pawn at e6, black bishop at f6, black pawn at g6 and white bishop at h6. Black pawn at a5 and white pawn at d5. White knight at c4, white pawn at e4 and black queen at g4. White pawn at a3, white knight at f3 and white pawn at g3. White pawn at b2, white pawn at c2, white queen at e2, white bishop at g2 and white pawn at h2. White rook at b1, white king at e1 and white rook at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 18. Black to move.