rnbq3r/ppp1nk2/P2p3p/4Ppp1/1P3PPN/5R2/NbPQP1BP/2B1K2R b K - 4 22
FEN state: rnbq3r/ppp1nk2/P2p3p/4Ppp1/1P3PPN/5R2/NbPQP1BP/2B1K2R b K - 4 22 ; Best move: b2c1
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black knight at e7 and black king at f7. White pawn at a6, black pawn at d6 and black pawn at h6. White pawn at e5, black pawn at f5 and black pawn at g5. White pawn at b4, white pawn at f4, white pawn at g4 and white knight at h4. White rook at f3. White knight at a2, black bishop at b2, white pawn at c2, white queen at d2, white pawn at e2, white bishop at g2 and white pawn at h2. White bishop at c1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 4. Full move number is 22. Black to move.