rn1q3r/1b2bk2/pp6/1Np1p3/1Pp1PNp1/8/PB1P1PP1/R2BR1K1 b - - 1 18
FEN state: rn1q3r/1b2bk2/pp6/1Np1p3/1Pp1PNp1/8/PB1P1PP1/R2BR1K1 b - - 1 18 ; Best move: e5f4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8 and black rook at h8. Black bishop at b7, black bishop at e7 and black king at f7. Black pawn at a6 and black pawn at b6. White knight at b5, black pawn at c5 and black pawn at e5. White pawn at b4, black pawn at c4, white pawn at e4, white knight at f4 and black pawn at g4. White pawn at a2, white bishop at b2, white pawn at d2, white pawn at f2 and white pawn at g2. White rook at a1, white bishop at d1, white rook at e1 and white king at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 18. Black to move.