5b2/2pbkp1r/1r1p3n/1pnQqP1p/pP5P/2P4R/PB2P1B1/RN2K1N1 w Q - 0 23
FEN state: 5b2/2pbkp1r/1r1p3n/1pnQqP1p/pP5P/2P4R/PB2P1B1/RN2K1N1 w Q - 0 23 ; Best move: b4c5
The current state of the chess board is: Black bishop at f8. Black pawn at c7, black bishop at d7, black king at e7, black pawn at f7 and black rook at h7. Black rook at b6, black pawn at d6 and black knight at h6. Black pawn at b5, black knight at c5, white queen at d5, black queen at e5, white pawn at f5 and black pawn at h5. Black pawn at a4, white pawn at b4 and white pawn at h4. White pawn at c3 and white rook at h3. White pawn at a2, white bishop at b2, white pawn at e2 and white bishop at g2. White rook at a1, white knight at b1, white king at e1 and white knight at g1. White queenside is the only castle move available. Half move number is 0. Full move number is 23. White to move.