Complex sentence: His widow, S. Janaki Ammal, moved to Bombay, but returned to Chennai (formerly Madras) in 1950, where she lived until her death at age 95 in 1994.
Split into simpler sentences: His widow, S. Janaki Ammal, moved to Bombay. She returned to Chennai (formerly Madras) in 1950, where she lived until her death at age 95 in 1994.