1nb4r/2r4p/p1k1N2n/1p3pp1/1bpPpPP1/RPP4P/1P2P2K/2BQ1B1R w - - 1 23
FEN state: 1nb4r/2r4p/p1k1N2n/1p3pp1/1bpPpPP1/RPP4P/1P2P2K/2BQ1B1R w - - 1 23 ; Best move: d4d5
The current state of the chess board is: Black knight at b8, black bishop at c8 and black rook at h8. Black rook at c7 and black pawn at h7. Black pawn at a6, black king at c6, white knight at e6 and black knight at h6. Black pawn at b5, black pawn at f5 and black pawn at g5. Black bishop at b4, black pawn at c4, white pawn at d4, black pawn at e4, white pawn at f4 and white pawn at g4. White rook at a3, white pawn at b3, white pawn at c3 and white pawn at h3. White pawn at b2, white pawn at e2 and white king at h2. White bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 23. White to move.