rnbqkb2/p1pppn1r/8/1p4p1/1P2Pp2/B4P1P/P1PP1K1P/RN1Q1B1R b q - 1 12
FEN state: rnbqkb2/p1pppn1r/8/1p4p1/1P2Pp2/B4P1P/P1PP1K1P/RN1Q1B1R b q - 1 12 ; Best move: e7e5
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 c7, black pawn at d7, black pawn at e7, black knight at f7 and black rook at h7. Black pawn at b5 and black pawn at g5. White pawn at b4, white pawn at e4 and black pawn at f4. White bishop at a3, white pawn at f3 and white pawn at h3. White pawn at a2, white pawn at c2, white pawn at d2, white king at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at d1, white bishop at f1 and white rook at h1. Black queenside is the only castle move available. Half move number is 1. Full move number is 12. Black to move.