Complex sentence: Alice Callaghan (born in 1947? in Calgary, Alberta, Canada) is an American Episcopalian priest and former Catholic nun who is an aggressive advocate of the homeless and impoverished people of downtown Los Angeles.
Split into simpler sentences: Alice Callaghan (born circa 1947, Calgary, Alberta, Canada) is an Episcopalian priest and a former Roman Catholic nun. She is an aggressive advocate of the homeless and impoverished people of downtown Los Angeles.