Complex sentence: The Parti communiste du Québec or PCQ (in English: "Communist Party of Quebec") is a named claimed by two distinct communist political parties in Quebec, which split from one another in 2005 at a national convention on the question of Quebec independence.
Split into simpler sentences: The Parti communiste du Québec or PCQ (in English: "Communist Party of Quebec") is a communist political party in Quebec. In 2005 a section of the PCQ split at a national convention on the question of Quebec independence.