Complex sentence: Cusack compares the Church of the SubGenius to the Ranters, a radical 17th-century pantheist movement in England, citing this as evidence that the new movement has "legitimate pedigree in the history of Western religion".
Split into simpler sentences: Cusack compares the Church of the SubGenius to the Ranters, a radical 17th-century pantheist movement in England. In her view, this demonstrates that the Church of the SubGenius has "legitimate pedigree in the history of Western religion".