Question: Which team defeated the 49ers by 34-31 in the 2013 Super Bowl?
Sentence (from "2012 San Francisco 49ers season"): The San Francisco 49ers season was the franchise's 63rd season in the National Football League, the 67th overall, the second under the head coach/general manager tandem of Jim Harbaugh and Trent Baalke, and their penultimate season at Candlestick Park.
Relevant evidence: No