r4bnr/pqp1p3/P2pk2p/nP6/3P2p1/N1B1PNP1/P4P1P/R2K1B1R b - - 2 18
FEN state: r4bnr/pqp1p3/P2pk2p/nP6/3P2p1/N1B1PNP1/P4P1P/R2K1B1R b - - 2 18 ; Best move: b7f3
The current state of the chess board is: Black rook at a8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black queen at b7, black pawn at c7 and black pawn at e7. White pawn at a6, black pawn at d6, black king at e6 and black pawn at h6. Black knight at a5 and white pawn at b5. White pawn at d4 and black pawn at g4. White knight at a3, white bishop at c3, white pawn at e3, white knight at f3 and white pawn at g3. White pawn at a2, white pawn at f2 and white pawn at h2. White rook at a1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 18. Black to move.