rnb1k2r/pp1p4/6pp/3P1pq1/1n1P1p1P/BP6/P1PK1QP1/R4BNR b q - 0 15
FEN state: rnb1k2r/pp1p4/6pp/3P1pq1/1n1P1p1P/BP6/P1PK1QP1/R4BNR b q - 0 15 ; Best move: g5d8
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at b7 and black pawn at d7. Black pawn at g6 and black pawn at h6. White pawn at d5, black pawn at f5 and black queen at g5. Black knight at b4, white pawn at d4, black pawn at f4 and white pawn at h4. White bishop at a3 and white pawn at b3. White pawn at a2, white pawn at c2, white king at d2, white queen at f2 and white pawn at g2. White rook at a1, white bishop at f1, white knight at g1 and white rook at h1. Black queenside is the only castle move available. Half move number is 0. Full move number is 15. Black to move.