r1bqk1nr/3p4/p1p2p1p/4p1p1/RpP1PP2/3P3N/1bP1K1PP/1NBQ1BR1 b kq - 1 15
FEN state: r1bqk1nr/3p4/p1p2p1p/4p1p1/RpP1PP2/3P3N/1bP1K1PP/1NBQ1BR1 b kq - 1 15 ; Best move: b2d4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8, black knight at g8 and black rook at h8. Black pawn at d7. Black pawn at a6, black pawn at c6, black pawn at f6 and black pawn at h6. Black pawn at e5 and black pawn at g5. White rook at a4, black pawn at b4, white pawn at c4, white pawn at e4 and white pawn at f4. White pawn at d3 and white knight at h3. Black bishop at b2, white pawn at c2, white king at e2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at g1. Black kingside and black queenside castles are available. Half move number is 1. Full move number is 15. Black to move.