Complex sentence: As mayor she convened a convention on the issue of homosexuality six months after taking office, and in 1979 she helped to launch Project 4000 with the aim of finding sponsors for 4,000 Vietnamese refugees in Ottawa.
Split into simpler sentences: As mayor she convened a convention on the issue of homosexuality six months after taking office. In 1979, she helped launch Project 4000 with the aim of finding sponsors for 4,000 Vietnamese refugees in Ottawa.