r1bk4/p6r/n1p1p2p/1pq3p1/PP1pn1pP/1P1P3R/4KN2/RNBQ1B2 w - - 3 25
FEN state: r1bk4/p6r/n1p1p2p/1pq3p1/PP1pn1pP/1P1P3R/4KN2/RNBQ1B2 w - - 3 25 ; Best move: b4c5
The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at d8. Black pawn at a7 and black rook at h7. Black knight at a6, black pawn at c6, black pawn at e6 and black pawn at h6. Black pawn at b5, black queen at c5 and black pawn at g5. White pawn at a4, white pawn at b4, black pawn at d4, black knight at e4, black pawn at g4 and white pawn at h4. White pawn at b3, white pawn at d3 and white rook at h3. White king at e2 and white knight at f2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1 and white bishop at f1. Both players have exhausted their castles. Half move number is 3. Full move number is 25. White to move.