Complex sentence: After additional delays, the first segment finally reopened on 27 July 2015, with very limited service initially, covering only the section from Carioca terminus to Largo do Curvelo and running only between 11:00 a.m. and 4:00 p.m., every 20 minutes, Monday to Saturday.
Split into simpler sentences: After additional delays, the first segment finally reopened on 27 July 2015, with very limited service initially. Only the section from Carioca terminus to Largo do Curvelo is in operation and running only between 11:00 a.m. and 4:00 p.m., every 20 minutes, Monday to Saturday.