Complex sentence: Alida Chelli (23 October 1943--14 December 2012) was an Italian actress, singer and TV-hostess, mainly known for her appearances in stage musicals.
Split into simpler sentences: Alida Chelli (23 October 1943--14 December 2012) was an Italian actress, singer, and TV-hostess. She was mainly known for her appearances in stage musicals.