r1bk4/ppr3b1/R4ppp/2p1p3/1nP1N1P1/3p2N1/3PPP1P/q1BK1B1R w - - 4 26
FEN state: r1bk4/ppr3b1/R4ppp/2p1p3/1nP1N1P1/3p2N1/3PPP1P/q1BK1B1R w - - 4 26 ; Best move: a6a1
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, black pawn at b7, black rook at c7 and black bishop at g7. White rook at a6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at c5 and black pawn at e5. Black knight at b4, white pawn at c4, white knight at e4 and white pawn at g4. Black pawn at d3 and white knight at g3. White pawn at d2, white pawn at e2, white pawn at f2 and white pawn at h2. Black queen at a1, white bishop at c1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 26. White to move.