r1b1kb1r/p2pp3/n7/P1pn1pp1/2P1PqPp/1PNP1P2/2Q2NB1/2R1BK1R b - - 0 25
FEN state: r1b1kb1r/p2pp3/n7/P1pn1pp1/2P1PqPp/1PNP1P2/2Q2NB1/2R1BK1R b - - 0 25 ; Best move: d5e3
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at e7. Black knight at a6. White pawn at a5, black pawn at c5, black knight at d5, black pawn at f5 and black pawn at g5. White pawn at c4, white pawn at e4, black queen at f4, white pawn at g4 and black pawn at h4. White pawn at b3, white knight at c3, white pawn at d3 and white pawn at f3. White queen at c2, white knight at f2 and white bishop at g2. White rook at c1, white bishop at e1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. Black to move.