Complex sentence: In 1984, Joseph Scagnoli became the new director of the Ball State Marching Band, which during the following years, it was comprised with almost 300 members, and was the first one in Indiana to perform curvilinear drills on the field.
Split into simpler sentences: In 1984, Joseph Scagnoli became the new director of the Ball State Marching Band. Growing to 300 members, it was the first band in Indiana to perform curvilinear drills on the field.