rqb1kbnr/4p1p1/1pp4p/p2pp3/P1P2PPP/1P1P4/R2P1R2/1N1QKBN1 b k - 1 15
FEN state: rqb1kbnr/4p1p1/1pp4p/p2pp3/P1P2PPP/1P1P4/R2P1R2/1N1QKBN1 b k - 1 15 ; Best move: g8f6
The current state of the chess board is: Black rook at a8, black queen at b8, black bishop at c8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at e7 and black pawn at g7. Black pawn at b6, black pawn at c6 and black pawn at h6. Black pawn at a5, black pawn at d5 and black pawn at e5. White pawn at a4, white pawn at c4, white pawn at f4, white pawn at g4 and white pawn at h4. White pawn at b3 and white pawn at d3. White rook at a2, white pawn at d2 and white rook at f2. White knight at b1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Black kingside is the only castle move available. Half move number is 1. Full move number is 15. Black to move.