Complex sentence: The Libertarian Workers Group (LWG) was a United States New York City-based anarcho-syndicalist affinity group founded in 1978 which was a member of the US Anarchist Communist Federation (ACF).
Split into simpler sentences: The Libertarian Workers Group (LWG) was a New York City-based anarcho-syndicalist affinity group founded in 1978. It was a member of the US Anarchist Communist Federation (ACF).