Complex sentence: The Aggie Bonfire leadership was composed of Texas A&M University students who were in charge of the construction of Aggie Bonfire, known as Bonfire, a large bonfire burned on the Texas A&M University campus annually from 1909 until 1999.
Split into simpler sentences: The Aggie Bonfire leadership is composed of Texas A&M University students who are in charge of the construction of Aggie Bonfire, known as Bonfire. This large bonfire burned on the Texas A&M University campus annually from 1909 until 1999.