Complex sentence: Ture Nerman (May 18,1886--October 7,1969) was a Swedish Communist politician, and as a journalist and author, he was one of the most well-known political activists in his time.
Split into simpler sentences: Ture Nerman (May 18,1886--October 7,1969) was a Swedish Communist politician. As a journalist and author, he was one of the most well-known political activists in his time.