Complex sentence: Vince McMahon began to announce that Punk would be stripped of the title, but he instead restarted the match at The Rock's request and Punk immediately lost the WWE Championship to The Rock, ending his record-setting reign at 434 days.
Split into simpler sentences: Vince McMahon began to announce that Punk would be stripped of the title, but he instead restarted the match at The Rock's request. Punk quickly lost the match, ending his record-setting reign at 434 days.