Question: Gold Mountain Casino is about 34 miles north of the largest casino in the United States based on what?
Sentence (from "Spirit Mountain Casino (Oregon)"): It is operated by the Confederated Tribes of the Grand Ronde Community of Oregon, and was created to "enhance economic self-sufficiency opportunities for the Confederated Tribes of Grand Ronde, its members and surrounding communities; to promote economic diversification by the Tribes: to support a variety of housing, educational and cultural programs under the direction of Tribal Council".
Relevant evidence: No