r2k1bn1/p3q2r/bpnp3p/2p1pp2/3PPP1p/1PPQ4/P2K2P1/RNB1NB1R b - - 3 18
FEN state: r2k1bn1/p3q2r/bpnp3p/2p1pp2/3PPP1p/1PPQ4/P2K2P1/RNB1NB1R b - - 3 18 ; Best move: a6d3
The current state of the chess board is: Black rook at a8, black king at d8, black bishop at f8 and black knight at g8. Black pawn at a7, black queen at e7 and black rook at h7. Black bishop at a6, black pawn at b6, black knight at c6, black pawn at d6 and black pawn at h6. Black pawn at c5, black pawn at e5 and black pawn at f5. White pawn at d4, white pawn at e4, white pawn at f4 and black pawn at h4. White pawn at b3, white pawn at c3 and white queen at d3. White pawn at a2, white king at d2 and white pawn at g2. White rook at a1, white knight at b1, white bishop at c1, white knight at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 3. Full move number is 18. Black to move.