If your opponent cannot do anything active, then don't rush the position; instead you should let him sit there, suffer, and beg you for a draw.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "Cehover"]
[Black "Lutukov"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "3r3k/2p3pp/Qb2q2r/3pP3/1P1B1p2/2P2P2/P5PP/R3R2K b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Rxh2+ 2. Kxh2 Qh6+ 3. Kg1 Bxd4+ 4. cxd4 Qxa6 { Black wins with a large
material advantage. } 0-1