rnb1qbnr/6k1/2ppPp1p/p5p1/1p1P2P1/PP1BP2N/2P2KRP/RNBQ4 w - - 0 22
FEN state: rnb1qbnr/6k1/2ppPp1p/p5p1/1p1P2P1/PP1BP2N/2P2KRP/RNBQ4 w - - 0 22 ; Best move: a3b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at e8, black bishop at f8, black knight at g8 and black rook at h8. Black king at g7. Black pawn at c6, black pawn at d6, white pawn at e6, black pawn at f6 and black pawn at h6. Black pawn at a5 and black pawn at g5. Black pawn at b4, white pawn at d4 and white pawn at g4. White pawn at a3, white pawn at b3, white bishop at d3, white pawn at e3 and white knight at h3. White pawn at c2, white king at f2, white rook at g2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1 and white queen at d1. Both players have exhausted their castles. Half move number is 0. Full move number is 22. White to move.