1r2kbnr/1bp2ppp/1p1q4/p2ppn1B/6PP/4PP2/PPPPKN2/RNB3QR b k - 5 13
FEN state: 1r2kbnr/1bp2ppp/1p1q4/p2ppn1B/6PP/4PP2/PPPPKN2/RNB3QR b k - 5 13 ; Best move: f5e7
The current state of the chess board is: Black rook at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at c7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black queen at d6. Black pawn at a5, black pawn at d5, black pawn at e5, black knight at f5 and white bishop at h5. White pawn at g4 and white pawn at h4. White pawn at e3 and white pawn at f3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white king at e2 and white knight at f2. White rook at a1, white knight at b1, white bishop at c1, white queen at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 5. Full move number is 13. Black to move.