Complex sentence: The Sandy Lane Beach Resort was first opened in 1961, on what was formerly a sugar cane plantation estate, in 1997 the original resort was demolished, and for three years underwent a $450 million dollar upgrade and renovation.
Split into simpler sentences: The Sandy Lane Beach Resort was first opened in 1961 on what was formerly a sugar cane plantation estate. In 1997, the original resort was demolished and for three years underwent a $450 million dollar upgrade and renovation.