Complex sentence: The team then capped off the season by winning the 1992 national football championship, defeating the favored Miami Hurricanes by a score of 34 to 13 in the 1993 Sugar Bowl on January 1,1993.
Split into simpler sentences: The team then capped off the season by winning the 1992 football national championship. They defeated the Miami Hurricanes by a score of 34 to 13 in the 1993 Sugar Bowl on January 1,1993.