Task: Question Generation
Input (English): In 2000, Guitar Center purchased mail order and Internet retail house Musician's Friend for $50 million, asserting that the merged company was the world's largest seller of musical instruments. Musician's Friend became a wholly owned subsidiary that was headquartered in Medford, Oregon until 2011, when Musician's Friend's headquarters operations were gradually consolidated into Guitar Center's facilities in Westlake Village, California.
Output (English): are guitar center and musician's friend the same company?