rnb1kb1r/1p1p2p1/6qn/p3ppp1/P3pP2/1P5P/2PPPK1R/R2Q1BN1 b kq - 0 15
FEN state: rnb1kb1r/1p1p2p1/6qn/p3ppp1/P3pP2/1P5P/2PPPK1R/R2Q1BN1 b kq - 0 15 ; Best move: g5f4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at d7 and black pawn at g7. Black queen at g6 and black knight at h6. Black pawn at a5, black pawn at e5, black pawn at f5 and black pawn at g5. White pawn at a4, black pawn at e4 and white pawn at f4. White pawn at b3 and white pawn at h3. White pawn at c2, white pawn at d2, white pawn at e2, white king at f2 and white rook at h2. White rook at a1, white queen at d1, white bishop at f1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 15. Black to move.