Complex sentence: Foster became an itinerant preacher for the BIWF in Victoria and began attending Richmond Temple, a large Assemblies of God (Pentecostal) church headed by Charles Greenwood.
Split into simpler sentences: Foster became an itinerant preacher for the BIWF in Victoria. He began attending Richmond Temple, a large Assemblies of God (Pentecostal) church headed by Charles Greenwood.