Complex sentence: He declined to defend his Champion of Champions and UK Championship titles, stating that he was suffering from debilitating insomnia, but he made his debut providing in-studio expert analysis during the UK Championship, alongside Jimmy White.
Split into simpler sentences: He declined to defend his Champion of Champions and UK Championship titles, stating that he was suffering from debilitating insomnia. He made his debut providing in-studio expert analysis during UK Championship, alongside Jimmy White.