r7/ppp1n1br/2n1k1pq/8/1NPpP1P1/7b/1PQ2P1P/R2K2NR w - - 0 23
FEN state: r7/ppp1n1br/2n1k1pq/8/1NPpP1P1/7b/1PQ2P1P/R2K2NR w - - 0 23 ; Best move: b4d5
The current state of the chess board is: Black rook at a8. Black pawn at a7, black pawn at b7, black pawn at c7, black knight at e7, black bishop at g7 and black rook at h7. Black knight at c6, black king at e6, black pawn at g6 and black queen at h6. White knight at b4, white pawn at c4, black pawn at d4, white pawn at e4 and white pawn at g4. Black bishop at h3. White pawn at b2, white queen at c2, white pawn at f2 and white pawn at h2. White rook at a1, white king at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move.