Complex sentence: The 2008 Chilean telethon was the twenty-second edition of the solidarity event in Chile, produced on 28 and 29 November 2008, which sought to raise funds for the rehabilitation of children with mobility problems.
Split into simpler sentences: The 2008 Chilean telethon was the twenty-second version of the solidarity event in Chile, produced on 28th. November, 2008 and which sought to raise funds for the rehabilitation of children with mobility problems.