4kbnr/1bp1nppp/1p1p4/8/3Bp1P1/3NP3/rq1P1PBP/R4KNR b k - 1 17
FEN state: 4kbnr/1bp1nppp/1p1p4/8/3Bp1P1/3NP3/rq1P1PBP/R4KNR b k - 1 17 ; Best move: a2a1
The current state of the chess board is: Black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black bishop at b7, black pawn at c7, black knight at e7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at b6 and black pawn at d6. White bishop at d4, black pawn at e4 and white pawn at g4. White knight at d3 and white pawn at e3. Black rook at a2, black queen at b2, white pawn at d2, white pawn at f2, white bishop at g2 and white pawn at h2. White rook at a1, white king at f1, white knight at g1 and white rook at h1. Black kingside is the only castle move available. Half move number is 1. Full move number is 17. Black to move.