Complex sentence: With Kelley's help as a scryer, Dee set out to establish lasting contact with the angels, which resulted, among other things, in the reception of the Enochian or Angelical language.
Split into simpler sentences: With Kelley's help as a scryer, Dee set out to establish lasting contact with the angels. Their work resulted, among other things, in the reception of the Enochian or Angelical language.