Complex sentence: It was also in these high school where took place the first meeting with the director of Escuela Nacional Preparatoria Hector Herrera, students asked him for more security in the outskirts of the establishment and the restitution of spelled activists.
Split into simpler sentences: It was also in these high school where the first meeting with the director of Escuela Nacional Preparatoria Hector Herrera took place. Students asked him for more security in the outskirts of the establishment and the restitution of spelled activists.