Complex sentence: In 1922 the team attracted the sponsorship of area businessmen Harold Kingsbury, Irvin Heinz and Frank Schoeneman, who brought in talented professional players such as Carl Beck, Benny Boynton and Stan Cofall.
Split into simpler sentences: In 1922 the team had attracted the sponsorship of area businessmen Harold Kingsbury, Irvin Heinz and Frank Schoeneman. These men upgraded the club by luring talented pro players such as Carl Beck, Benny Boynton and Stan Cofall.