Complex sentence: Pope made no direct reply, but took one of the most famous revenges in literary history: in the revised "Dunciad" that appeared in 1743, he changed his hero, the King of Dunces, from Lewis Theobald to Colley Cibber.
Split into simpler sentences: Pope made no direct reply, but took one of the most famous revenges in literary history. In the revised "Dunciad" that appeared in 1743, he changed his hero, the King of Dunces, from Lewis Theobald to Colley Cibber.