When Was the Last Time the Kansas City Chiefs and San Francisco 49ers Were in the Super Bowl?
Chiefs Defeat 49ers to Win First Super Bowl Title in 50 Years - WSJ
Top 10 Kansas City Chiefs Players of All Time - Sports Illustrated
Kansas City Chiefs win Super Bowl 2020, defeating San Francisco 49ers
49ers: 5 reason San Francisco lost Super Bowl 54 to the Chiefs
Super Bowl highlights: Patrick Mahomes named MVP; Kansas City celebrates - The Washington Post
San Francisco 49ers vs. Kansas City Chiefs Images (Super Bowl LIV)
Kansas City Chiefs Win Super Bowl LIV, Defeating San Francisco 49ers : NPR
The Super Bowl history of the Chiefs and 49ers, at a glance