Question: What is the name of the American multinational corporation headquartered in Santa Clara that partnered with SGI and IBM to form OpenGL++?
Sentence (from "Intel"): Intel Corporation (also known as Intel, stylized as intel) is an American multinational corporation and technology company headquartered in Santa Clara, California (colloquially referred to as "Silicon Valley") that was founded by Gordon Moore (of Moore's law fame) and Robert Noyce.
Relevant evidence: Yes