r1bq1r2/2ppbpp1/3kp3/1Pn4p/p3B1P1/3NPP1P/P1QP4/RN2K2R b Q - 0 25
FEN state: r1bq1r2/2ppbpp1/3kp3/1Pn4p/p3B1P1/3NPP1P/P1QP4/RN2K2R b Q - 0 25 ; Best move: e7h4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8 and black rook at f8. Black pawn at c7, black pawn at d7, black bishop at e7, black pawn at f7 and black pawn at g7. Black king at d6 and black pawn at e6. White pawn at b5, black knight at c5 and black pawn at h5. Black pawn at a4, white bishop at e4 and white pawn at g4. White knight at d3, white pawn at e3, white pawn at f3 and white pawn at h3. White pawn at a2, white queen at c2 and white pawn at d2. White rook at a1, white knight at b1, white king at e1 and white rook at h1. White queenside is the only castle move available. Half move number is 0. Full move number is 25. Black to move.