2r1kb1r/p1pq1Npp/8/1B1ppb1n/p3P1P1/1P3n2/2PP1P1P/RNBKQ1R1 w k - 1 13
FEN state: 2r1kb1r/p1pq1Npp/8/1B1ppb1n/p3P1P1/1P3n2/2PP1P1P/RNBKQ1R1 w k - 1 13 ; Best move: b5d7
The current state of the chess board is: Black rook at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at c7, black queen at d7, white knight at f7, black pawn at g7 and black pawn at h7. White bishop at b5, black pawn at d5, black pawn at e5, black bishop at f5 and black knight at h5. Black pawn at a4, white pawn at e4 and white pawn at g4. White pawn at b3 and black knight at f3. White pawn at c2, white pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at d1, white queen at e1 and white rook at g1. Black kingside is the only castle move available. Half move number is 1. Full move number is 13. White to move.