Question: what type of painting is the starry night
[{'answer': 'an oil on canvas', 'provenance': [{'wikipedia_id': '1115370', 'title': 'The Starry Night', 'start_paragraph_id': 1, 'start_character': 20, 'end_paragraph_id': 1, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1115370', 'title': 'The Starry Night', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 551, 'bleu_score': 0.8751016839352581, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4997403438465491437}, 'section': 'Section::::Abstract.'}]}]