Complex sentence: The game was a 31--14 victory for the Cardinals set the record of the largest crowd to attend a regular-season NFL game with 103,467, but this record would be broken in 2009.
Split into simpler sentences: The game was a 31--14 victory for the Cardinals. It set the record of the largest crowd to attend a regular-season NFL game with 103,467, but this record would be broken in 2009.