r1b2k1r/p2p4/2p2Bp1/1pb2N1p/n3P1P1/1P1p3B/1P3P1P/R2QK1NR w - - 0 23
FEN state: r1b2k1r/p2p4/2p2Bp1/1pb2N1p/n3P1P1/1P1p3B/1P3P1P/R2QK1NR w - - 0 23 ; Best move: d1d3
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at f8 and black rook at h8. Black pawn at a7 and black pawn at d7. Black pawn at c6, white bishop at f6 and black pawn at g6. Black pawn at b5, black bishop at c5, white knight at f5 and black pawn at h5. Black knight at a4, white pawn at e4 and white pawn at g4. White pawn at b3, black pawn at d3 and white bishop at h3. White pawn at b2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at d1, white king at e1, 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.