r1b1k1n1/3p4/nq2pp1b/pp2P1rP/3P3P/Pp6/1BP2QR1/RNN1KB2 w Q - 4 22
FEN state: r1b1k1n1/3p4/nq2pp1b/pp2P1rP/3P3P/Pp6/1BP2QR1/RNN1KB2 w Q - 4 22 ; Best move: h4g5
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8 and black knight at g8. Black pawn at d7. Black knight at a6, black queen at b6, black pawn at e6, black pawn at f6 and black bishop at h6. Black pawn at a5, black pawn at b5, white pawn at e5, black rook at g5 and white pawn at h5. White pawn at d4 and white pawn at h4. White pawn at a3 and black pawn at b3. White bishop at b2, white pawn at c2, white queen at f2 and white rook at g2. White rook at a1, white knight at b1, white knight at c1, white king at e1 and white bishop at f1. White queenside is the only castle move available. Half move number is 4. Full move number is 22. White to move.