Brock Purdy threw three touchdown passes, two to George Kittle, and the San Francisco 49ers -- after building a 20-point lead -- held on to defeat the host Seattle Seahawks 36-24 on Thursday.

After a field goal, San Francisco saw Deebo Samuel catch a pass from Brock Purdy and the wideout did the rest. Seventy-six yards and a PAT later, the 49ers led, 10-0. DEEBO SAMUEL BREAKS AWAY FOR THE 76-YARD TD. #SFvsSEA on Prime Video Also streaming on #NFLPlus pic.twitter.com/NnDR0UqBlv

Quarterback Brock Purdy was starting to cook. Entering Thursday night’s game against the Seattle Seahawks, Purdy was among the league leaders in many statistical categories, including Adjusted Net Yards per Attempt,