Complex sentence: It was later revealed that Scott Peterson had numerous extramarital affairs, one of which Laci knew about, and the most recent was with a massage therapist named Amber Frey, a single mother from nearby Fresno.
Split into simpler sentences: It was later revealed that Scott Peterson had numerous extramarital affairs, one of which Laci knew about. The most recent was with a massage therapist named Amber Frey, a single mother from nearby Fresno.