Complex sentence: The 1997 Green Bay Packers season concluded with the team winning its second consecutive NFC championship, but losing in a 31-24 upset to John Elway's Denver Broncos in Super Bowl XXXII, failing to post back-to-back Super Bowl wins.
Split into simpler sentences: The 1997 Green Bay Packers season concluded with the team winning its second consecutive NFC championship, but losing in a 31-24 upset to John Elway's Denver Broncos in Super Bowl XXXII. The team narrowly missed its opportunity to post back-to-back Super Bowl wins.