Complex sentence: Lleras decided to help them and took them to Our Lady of the Rosary University, where he was the rector, he later took them to the Colegio del Espíritu Santo, a higher education school he had founded.
Split into simpler sentences: Lleras decided to help them and took them with him to Our Lady of the Rosary University, where he was the rector. He later took them to the "Colegio del Espíritu Santo", a higher education school, which Lleras had founded.