Complex sentence: The "Noticias Caracol" 12:30 and 19:00 newscasts on weekends, presented by Juan Ignacio Velásquez and Luz Elena Ramos, tend to follow the three block rule more conventionally.
Split into simpler sentences: The "Noticias Caracol" 12:30 and 19:00 newscasts on weekends are presented by Juan Ignacio Velásquez and Luz Elena Ramos. The 19:00 newscast tends to follow the three block rule more conventionally.