1rb2bnr/p1ppkp2/1p4p1/4p2p/1n2PP1q/3B2P1/PPPPN2R/RNBQK3 w Q - 0 10
FEN state: 1rb2bnr/p1ppkp2/1p4p1/4p2p/1n2PP1q/3B2P1/PPPPN2R/RNBQK3 w Q - 0 10 ; Best move: h2h4
The current state of the chess board is: Black rook at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7, black king at e7 and black pawn at f7. Black pawn at b6 and black pawn at g6. Black pawn at e5 and black pawn at h5. Black knight at b4, white pawn at e4, white pawn at f4 and black queen at h4. White bishop at d3 and white pawn at g3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2, white knight at e2 and white rook at h2. White rook at a1, white knight at b1, 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 10. White to move.