r1b1kb2/ppq1p1p1/n1pp3r/1B3pPp/3PP1n1/P1P4P/RP3P1R/1NBQK1N1 w q - 1 13
FEN state: r1b1kb2/ppq1p1p1/n1pp3r/1B3pPp/3PP1n1/P1P4P/RP3P1R/1NBQK1N1 w q - 1 13 ; Best move: g5h6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at b7, black queen at c7, black pawn at e7 and black pawn at g7. Black knight at a6, black pawn at c6, black pawn at d6 and black rook at h6. White bishop at b5, black pawn at f5, white pawn at g5 and black pawn at h5. White pawn at d4, white pawn at e4 and black knight at g4. White pawn at a3, white pawn at c3 and white pawn at h3. White rook at a2, white pawn at b2, white pawn at f2 and white rook at h2. White knight at b1, white bishop at c1, white queen at d1, white king at e1 and white knight at g1. Black queenside is the only castle move available. Half move number is 1. Full move number is 13. White to move.