Question: What is the name of the unofficial grouping of elite universities that are part of the C9 Leaugue?
Sentence (from "C9 League"): The C9 League is an official alliance of nine elite and prestigious universities in mainland China, initiated by the Chinese Central Government through Project 985 to promote the development and reputation of Chinese higher education system by founding world-class universities in the 21st century.
Relevant evidence: No