Complex sentence: In the general election in 1980, Howe again defeated Chiam for Potong Pasir, and duly served as the Member of Parliament for the constituency until 1984.
Split into simpler sentences: In the general election in 1980, Howe again defeated Chiam for Potong Pasir. Howe duly served as the Member of Parliament for Potong Pasir until 1984.