Complex sentence: In 1967, he moved to Jakarta, where he attended Tebet Junior High School 73 (1967-70) and then Senior High School 9 in South Jakarta (1970-73).
Split into simpler sentences: In 1967, he moved to Jakarta, where he attended Tebet Junior High School 73 (1967-70). He then attended Senior High School 9 in South Jakarta (1970-73).