rnbq3r/ppp1pkb1/3p1P1p/3P1p1R/5PP1/8/PPPQP3/RNB1KBN1 b Q - 0 12
FEN state: rnbq3r/ppp1pkb1/3p1P1p/3P1p1R/5PP1/8/PPPQP3/RNB1KBN1 b Q - 0 12 ; Best move: g7f6
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7, black king at f7 and black bishop at g7. Black pawn at d6, white pawn at f6 and black pawn at h6. White pawn at d5, black pawn at f5 and white rook at h5. White pawn at f4 and white pawn at g4. White pawn at a2, white pawn at b2, white pawn at c2, white queen at d2 and white pawn at e2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 12. Black to move.