2bq1b1r/3rnkp1/3p1p2/pBP4p/2nPP2P/B7/NRPQ1P2/4K2R w K - 0 23
FEN state: 2bq1b1r/3rnkp1/3p1p2/pBP4p/2nPP2P/B7/NRPQ1P2/4K2R w K - 0 23 ; Best move: b5c4
The current state of the chess board is: Black bishop at c8, black queen at d8, black bishop at f8 and black rook at h8. Black rook at d7, black knight at e7, black king at f7 and black pawn at g7. Black pawn at d6 and black pawn at f6. Black pawn at a5, white bishop at b5, white pawn at c5 and black pawn at h5. Black knight at c4, white pawn at d4, white pawn at e4 and white pawn at h4. White bishop at a3. White knight at a2, white rook at b2, white pawn at c2, white queen at d2 and white pawn at f2. White king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 0. Full move number is 23. White to move.