1r1q1b1r/p1n1k3/B2p1np1/1PPPp3/7p/2P1PpP1/5P1P/RbBKQN1R w - - 0 23
FEN state: 1r1q1b1r/p1n1k3/B2p1np1/1PPPp3/7p/2P1PpP1/5P1P/RbBKQN1R w - - 0 23 ; Best move: c5d6
The current state of the chess board is: Black rook at b8, black queen at d8, black bishop at f8 and black rook at h8. Black pawn at a7, black knight at c7 and black king at e7. White bishop at a6, black pawn at d6, black knight at f6 and black pawn at g6. White pawn at b5, white pawn at c5, white pawn at d5 and black pawn at e5. Black pawn at h4. White pawn at c3, white pawn at e3, black pawn at f3 and white pawn at g3. White pawn at f2 and white pawn at h2. White rook at a1, black bishop at b1, white bishop at c1, white king at d1, white queen at e1, white knight at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move.