Kansas City Chiefs' penalties, blunders sink Super Bowl 55 hopes
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Super Bowl XLV - Wikipedia
Super Bowl: Kansas City Chiefs race past 49ers in final reel for first title since 1970, Super Bowl LIV
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Bengals top Chiefs 27-24 in OT to clinch Super Bowl trip, Sports
Third-and-Long, Then the Pass That Saved the Chiefs - The New York Times
Mistakes on offense cost Chiefs 3rd straight Super Bowl trip