rnbq1bnr/4pkpp/1pQ5/p3Bp1P/3p4/P1p1P2N/RP3PP1/1N2KB1R b K - 0 13
FEN state: rnbq1bnr/4pkpp/1pQ5/p3Bp1P/3p4/P1p1P2N/RP3PP1/1N2KB1R b K - 0 13 ; Best move: b8c6
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 bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at b6 and white queen at c6. Black pawn at a5, white bishop at e5, black pawn at f5 and white pawn at h5. Black pawn at d4. White pawn at a3, black pawn at c3, white pawn at e3 and white knight at h3. White rook at a2, white pawn at b2, white pawn at f2 and white pawn at g2. White knight at b1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 13. Black to move.