Question: What frequency is the magazine, in which the Texas Football Classic appears, published?

Related documents: [0]  [DOC] The Texas Football Classic is a high school football event that takes place at the beginning of each football season at the Alamodome in San Antonio, Texas. It was started in 1999 by the staff of "Dave Campbell's Texas Football", an annual football publication that highlights every high school, college, and professional team in the state of Texas. Since then, it has grown from three games to five and spans three days, usually over Labor Day weekend. [END] 
[1]  [DOC] Dave Campbell's Texas Football is an biannual magazine previewing American football teams in the state of Texas. [END]  
Answer: biannual
biannual