Complex sentence: After Constance Crawley died in 1919, Sayre married in 1922 his second wife Mary Ward Holton (1888-1966), who performed on Broadway under the stage name of Mary Ward.
Split into simpler sentences: After Constance Crawley died in 1919, Sayre married in 1922. His second wife, Mary Ward Holton (1888--1966), performed on Broadway under the stage name of Mary Ward.