Complex sentence: Through the influence of Nathaniel A. Owings, SOM hired Baer to photograph US consulate buildings being constructed throughout Western Europe, so the Baers and their young son moved to Spain for two years.
Split into simpler sentences: Through the influence of Nathaniel A. Owings, SOM hired Baer to photograph US consulate buildings being constructed throughout Western Europe. The Baers and their young son moved to Spain for two years.