rnbqkb2/ppppn1p1/5pr1/4pQ2/3P4/2P1P1PP/PP2KP2/RNB2BNR b q - 0 8
FEN state: rnbqkb2/ppppn1p1/5pr1/4pQ2/3P4/2P1P1PP/PP2KP2/RNB2BNR b q - 0 8 ; Best move: e7f5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black knight at e7 and black pawn at g7. Black pawn at f6 and black rook at g6. Black pawn at e5 and white queen at f5. White pawn at d4. White pawn at c3, white pawn at e3, white pawn at g3 and white pawn at h3. White pawn at a2, white pawn at b2, white king at e2 and white pawn at f2. White rook at a1, white knight at b1, white bishop at c1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 8. Black to move.