1rq1kb2/p1p1p2r/np1p3n/4P1Pp/7N/PP1N1p1R/2PPB3/R1BQK3 w Q - 0 20
FEN state: 1rq1kb2/p1p1p2r/np1p3n/4P1Pp/7N/PP1N1p1R/2PPB3/R1BQK3 w Q - 0 20 ; Best move: h3f3
The current state of the chess board is: Black rook at b8, black queen at c8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at c7, black pawn at e7 and black rook at h7. Black knight at a6, black pawn at b6, black pawn at d6 and black knight at h6. White pawn at e5, white pawn at g5 and black pawn at h5. White knight at h4. White pawn at a3, white pawn at b3, white knight at d3, black pawn at f3 and white rook at h3. White pawn at c2, white pawn at d2 and white bishop at e2. White rook at a1, white bishop at c1, white queen at d1 and white king at e1. White queenside is the only castle move available. Half move number is 0. Full move number is 20. White to move.