1nb1k1nr/1p1p2p1/2p1p3/5p1p/5P2/3BP3/r1PN2PP/RNBQ1KR1 w k - 0 13
FEN state: 1nb1k1nr/1p1p2p1/2p1p3/5p1p/5P2/3BP3/r1PN2PP/RNBQ1KR1 w k - 0 13 ; Best move: a1a2
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7 and black pawn at g7. Black pawn at c6 and black pawn at e6. Black pawn at f5 and black pawn at h5. White pawn at f4. White bishop at d3 and white pawn at e3. Black rook at a2, white pawn at c2, white knight at d2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at f1 and white rook at g1. Black kingside is the only castle move available. Half move number is 0. Full move number is 13. White to move.