Complex sentence: The organization was originally started as a News Letter PEP Talk (Polyfidelity Education Productions) in the fall of 1984 by Ryam Nearing it was the first official organization for non-monogamy.
Split into simpler sentences: The organization was originally started as a News Letter PEP Talk (Polyfidelity Education Productions) in the fall of 1984 by Ryam Nearing. It was the first official organization for non-monogamy.