Complex sentence: At age 4 Bateman began training Gōjū-ryū Karate, he went on to win 4 Martial Arts World Titles before graduating from Capilano University in Vancouver at age 20 and then opened his own karate school.
Split into simpler sentences: At age 4 Bateman began training Gōjū-ryū Karate. He Graduated from Capilano University in Vancouver at age 20 and then opened his own karate school.