This document repeatedly mentions "Carnaval 2015" over 30 times. It appears to be about the Carnaval celebrations that took place in 2015 at the Externato S. João Bosco school. The document consists solely of the phrase "Carnaval 2015" printed on each line, suggesting it was documenting or commemorating the school's involvement in the 2015 Carnaval festivities through this repetitive listing.