r3q1n1/1b2pkb1/n4p2/pPPB2pr/3P2Pp/N3PP2/1BP2K1P/2RQ2NR b - - 0 18
FEN state: r3q1n1/1b2pkb1/n4p2/pPPB2pr/3P2Pp/N3PP2/1BP2K1P/2RQ2NR b - - 0 18 ; Best move: b7d5
The current state of the chess board is: Black rook at a8, black queen at e8 and black knight at g8. Black bishop at b7, black pawn at e7, black king at f7 and black bishop at g7. Black knight at a6 and black pawn at f6. Black pawn at a5, white pawn at b5, white pawn at c5, white bishop at d5, black pawn at g5 and black rook at h5. White pawn at d4, white pawn at g4 and black pawn at h4. White knight at a3, white pawn at e3 and white pawn at f3. White bishop at b2, white pawn at c2, white king at f2 and white pawn at h2. White rook at c1, white queen at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. Black to move.