r6r/p3n3/Qpp1pk1p/5N1q/4PPbP/BP4P1/P2N4/R3K2R b Q - 0 25
FEN state: r6r/p3n3/Qpp1pk1p/5N1q/4PPbP/BP4P1/P2N4/R3K2R b Q - 0 25 ; Best move: e6f5
The current state of the chess board is: Black rook at a8 and black rook at h8. Black pawn at a7 and black knight at e7. White queen at a6, black pawn at b6, black pawn at c6, black pawn at e6, black king at f6 and black pawn at h6. White knight at f5 and black queen at h5. White pawn at e4, white pawn at f4, black bishop at g4 and white pawn at h4. White bishop at a3, white pawn at b3 and white pawn at g3. White pawn at a2 and white knight at d2. White rook at a1, 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.