1nb1k2r/3pbn2/1p6/rNpPp1p1/1P3p1p/2PBPP2/6P1/R1B1K1NR w k - 2 26
FEN state: 1nb1k2r/3pbn2/1p6/rNpPp1p1/1P3p1p/2PBPP2/6P1/R1B1K1NR w k - 2 26 ; Best move: b4a5
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at d7, black bishop at e7 and black knight at f7. Black pawn at b6. Black rook at a5, white knight at b5, black pawn at c5, white pawn at d5, black pawn at e5 and black pawn at g5. White pawn at b4, black pawn at f4 and black pawn at h4. White pawn at c3, white bishop at d3, white pawn at e3 and white pawn at f3. White pawn at g2. White rook at a1, white bishop at c1, white king at e1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 2. Full move number is 26. White to move.