Complex sentence: It is revealed in the season one finale that Christopher's wife, Rebecca, is his first cousin Pamela (the daughter of Cliff and Afton's) Pamela Rebecca Cooper, from the original series.
Split into simpler sentences: It is revealed in the season one finale that Christopher's wife, Rebecca, is his first cousin Pamela (the daughter of Cliff and Afton's). That's Pamela Rebecca Cooper, from the original series.