Complex sentence: He initially attended school at St. Xavier's in Bombay; following partition of the sub-continent in 1947 his family shifted to Pakistan and he continued at BVS Parsi High School in Karachi.
Split into simpler sentences: He initially attended school at St. Xavier's in Bombay. Following partition of the sub-continent in 1947, his family moved to Pakistan and he continued at B. V. S. Parsi High School in Karachi.