Complex sentence: Architect José Augusto Bellucci was inspired by the Soviet sputnik satellites when he projected the modern design with conical shape of the cathedral, which was idealized by the archbishop Dom Jaime Luiz Coelho.
Split into simpler sentences: Architect José Augusto Bellucci was inspired by the Soviet sputnik satellites when he designed the cathedral's modernist, conical shape. The design was idealized by the archbishop Dom Jaime Luiz Coelho.