Complex sentence: In September that year, after watching the TV announcement that Sydney had won the bid to host the 2000 Summer Olympics, Williamson wrote "Sydney 2000" and was invited to perform it on the steps of the Sydney Opera House.
Split into simpler sentences: In September that year, after watching the TV announcement that Sydney had won the bid to host the 2000 Summer Olympics, Williamson wrote "Sydney 2000". He was invited to perform the track on the steps of the Sydney Opera House.