r1b1k1rb/ppQ1p3/B2p1ppp/7q/PP6/3PP1P1/3P1P1P/RNB1KR2 w Qq - 2 20
FEN state: r1b1k1rb/ppQ1p3/B2p1ppp/7q/PP6/3PP1P1/3P1P1P/RNB1KR2 w Qq - 2 20 ; Best move: a6b7
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black rook at g8 and black bishop at h8. Black pawn at a7, black pawn at b7, white queen at c7 and black pawn at e7. White bishop at a6, black pawn at d6, black pawn at f6, black pawn at g6 and black pawn at h6. Black queen at h5. White pawn at a4 and white pawn at b4. White pawn at d3, white pawn at e3 and white pawn at g3. White pawn at d2, white pawn at f2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1 and white rook at f1. White queenside and black queenside castles are available. Half move number is 2. Full move number is 20. White to move.