Question: us newspaper publisher known for group of prizes since 1917
[{'answer': 'Joseph Pulitzer', 'provenance': [{'wikipedia_id': '24230', 'title': 'Pulitzer Prize', 'start_paragraph_id': 1, 'start_character': 234, 'end_paragraph_id': 1, 'end_character': 249, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '24230', 'title': 'Pulitzer Prize', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 631, 'bleu_score': 0.9563334828258161, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11975929565808890109}, 'section': 'Section::::Abstract.'}]}]