r3kbnr/pqp1p1pb/Q6B/1p3p1p/1P6/2PP1pPP/P2N1P2/R3KB1R b KQkq - 4 17
FEN state: r3kbnr/pqp1p1pb/Q6B/1p3p1p/1P6/2PP1pPP/P2N1P2/R3KB1R b KQkq - 4 17 ; Best move: b7a6
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black queen at b7, black pawn at c7, black pawn at e7, black pawn at g7 and black bishop at h7. White queen at a6 and white bishop at h6. Black pawn at b5, black pawn at f5 and black pawn at h5. White pawn at b4. White pawn at c3, white pawn at d3, black pawn at f3, white pawn at g3 and white pawn at h3. White pawn at a2, white knight at d2 and white pawn at f2. White rook at a1, white king at e1, white bishop at f1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 4. Full move number is 17. Black to move.