Complex sentence: William eventually attends Eton and Oxford, gradually becoming more debauched and performing what he terms "mischief", such as stealing exorbitant amounts of money from a poor nobleman by cheating him at cards and seducing a married woman.
Split into simpler sentences: William eventually attends Eton and Oxford, gradually becoming more debauched and performing what he terms "mischief". For example, he steals exorbitant amounts of money from a poor nobleman by cheating him at cards and seducing a married woman.