Question: who owns the movie rights to harry potter
[{'answer': 'Warner Bros.', 'provenance': [{'wikipedia_id': '11927826', 'title': 'Legal disputes over the Harry Potter series', 'start_paragraph_id': 7, 'start_character': 66, 'end_paragraph_id': 7, 'end_character': 78, 'bleu_score': 1.0, 'section': 'Section::::Allegations of copyright and trademark infringement against Rowling.:Nancy Stouffer.\n'}]}, {'provenance': [{'wikipedia_id': '11927826', 'title': 'Legal disputes over the Harry Potter series', 'start_paragraph_id': 7, 'start_character': 0, 'end_paragraph_id': 7, 'end_character': 1317, 'bleu_score': 0.9672527081904161, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5639658769845080858}, 'section': 'Section::::Allegations of copyright and trademark infringement against Rowling.:Nancy Stouffer.\n'}]}]