Complex sentence: Boller, François "Neurological Disorders in Famous Artists" 2005 Karger Publishers that left his left side paralised and ended his commerical work but with the help of his wife Brown continued to paint landscapes until his death.
Split into simpler sentences: Boller, François "Neurological Disorders in Famous Artists" 2005 Karger Publishers that left his left side paralyzed and ended his commerical work. But with the help of his wife Brown continued to paint landscapes until his death.