1r1qkb2/4pp1p/n1p2P2/Pp4Nb/Q1p3r1/3P4/P3PPP1/BR2KB1R b K - 5 22
FEN state: 1r1qkb2/4pp1p/n1p2P2/Pp4Nb/Q1p3r1/3P4/P3PPP1/BR2KB1R b K - 5 22 ; Best move: b5a4
The current state of the chess board is: Black rook at b8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at e7, black pawn at f7 and black pawn at h7. Black knight at a6, black pawn at c6 and white pawn at f6. White pawn at a5, black pawn at b5, white knight at g5 and black bishop at h5. White queen at a4, black pawn at c4 and black rook at g4. White pawn at d3. White pawn at a2, white pawn at e2, white pawn at f2 and white pawn at g2. White bishop at a1, white rook at b1, white king at e1, white bishop at f1 and white rook at h1. White kingside is the only castle move available. Half move number is 5. Full move number is 22. Black to move.