Complex sentence: David Emanuel Wahlberg (September 9,1882-March 7,1949) was a Swedish sports writer and editor who covered the 1912 Summer Olympics and became president of the sports organization LAIF from 1937 to 1939.
Split into simpler sentences: David Emanuel Wahlberg (September 9,1882-March 7,1949) was a Swedish sports writer and editor who covered the 1912 Summer Olympics. He became president of the sports organization LAIF from 1937 to 1939.