1r3b2/p3qpr1/np1p1kn1/N1p2Bpp/P1b1pPP1/4P1RP/1PPP4/RNBQ2K1 w - - 2 24
FEN state: 1r3b2/p3qpr1/np1p1kn1/N1p2Bpp/P1b1pPP1/4P1RP/1PPP4/RNBQ2K1 w - - 2 24 ; Best move: a5c4
The current state of the chess board is: Black rook at b8 and black bishop at f8. Black pawn at a7, black queen at e7, black pawn at f7 and black rook at g7. Black knight at a6, black pawn at b6, black pawn at d6, black king at f6 and black knight at g6. White knight at a5, black pawn at c5, white bishop at f5, black pawn at g5 and black pawn at h5. White pawn at a4, black bishop at c4, black pawn at e4, white pawn at f4 and white pawn at g4. White pawn at e3, white rook at g3 and white pawn at h3. White pawn at b2, white pawn at c2 and white pawn at d2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1 and white king at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 24. White to move.