2r1r3/p1p4p/b2p2k1/np2p3/1P1N3p/B1PPP3/P3BPP1/1R1NK2R w - - 0 25
FEN state: 2r1r3/p1p4p/b2p2k1/np2p3/1P1N3p/B1PPP3/P3BPP1/1R1NK2R w - - 0 25 ; Best move: b4a5
The current state of the chess board is: Black rook at c8 and black rook at e8. Black pawn at a7, black pawn at c7 and black pawn at h7. Black bishop at a6, black pawn at d6 and black king at g6. Black knight at a5, black pawn at b5 and black pawn at e5. White pawn at b4, white knight at d4 and black pawn at h4. White bishop at a3, white pawn at c3, white pawn at d3 and white pawn at e3. White pawn at a2, white bishop at e2, white pawn at f2 and white pawn at g2. White rook at b1, white knight at d1, white king at e1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 25. White to move.