r1b1k3/pppp1pb1/1Pn2B2/4PnN1/4PP1R/1P6/P5P1/RN1QKB2 w q - 1 22
FEN state: r1b1k3/pppp1pb1/1Pn2B2/4PnN1/4PP1R/1P6/P5P1/RN1QKB2 w q - 1 22 ; Best move: d1d5
The current state of the chess board is: Black rook at a8, black bishop at c8 and black king at e8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at d7, black pawn at f7 and black bishop at g7. White pawn at b6, black knight at c6 and white bishop at f6. White pawn at e5, black knight at f5 and white knight at g5. White pawn at e4, white pawn at f4 and white rook at h4. White pawn at b3. White pawn at a2 and white pawn at g2. White rook at a1, white knight at b1, white queen at d1, white king at e1 and white bishop at f1. Black queenside is the only castle move available. Half move number is 1. Full move number is 22. White to move.