Complex sentence: He was a member of a vaudeville team (known as "Bell and Bell," after marrying Leah Hamlin c1895-c1951) and went to Europe after World War I to entertain the troops as a member of the Salvation Army.
Split into simpler sentences: He was a member of a vaudeville team known as "Bell and Bell", after marrying Leah Hamlin (c1895-c1951). They went to Europe after World War I to entertain the troops as a member of the Salvation Army.