r3kb1r/3bqn1p/5pp1/p1p2B2/Pp2p3/1PPP2P1/5P1P/RNQ2KNR w kq - 1 23
FEN state: r3kb1r/3bqn1p/5pp1/p1p2B2/Pp2p3/1PPP2P1/5P1P/RNQ2KNR w kq - 1 23 ; Best move: f5e4
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black bishop at d7, black queen at e7, black knight at f7 and black pawn at h7. Black pawn at f6 and black pawn at g6. Black pawn at a5, black pawn at c5 and white bishop at f5. White pawn at a4, black pawn at b4 and black pawn at e4. White pawn at b3, white pawn at c3, white pawn at d3 and white pawn at g3. White pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white queen at c1, white king at f1, white knight at g1 and white rook at h1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 23. White to move.