rn1q1b1r/2pkp1p1/5n1p/pp5P/PP1pNp2/6PR/1BPPPP2/RQ2KB2 b Q - 1 12
FEN state: rn1q1b1r/2pkp1p1/5n1p/pp5P/PP1pNp2/6PR/1BPPPP2/RQ2KB2 b Q - 1 12 ; Best move: f6e4
The current state of the chess board is: Black rook at a8, black knight at b8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at c7, black king at d7, black pawn at e7 and black pawn at g7. Black knight at f6 and black pawn at h6. Black pawn at a5, black pawn at b5 and white pawn at h5. White pawn at a4, white pawn at b4, black pawn at d4, white knight at e4 and black pawn at f4. White pawn at g3 and white rook at h3. White bishop at b2, white pawn at c2, white pawn at d2, white pawn at e2 and white pawn at f2. White rook at a1, white queen at b1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 1. Full move number is 12. Black to move.