Question: who was known as the face that launched a thousand ship
[{'answer': 'Helen', 'provenance': [{'wikipedia_id': '63444', 'title': 'Helen of Troy', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 5, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '63444', 'title': 'Helen of Troy', 'start_paragraph_id': 56, 'start_character': 0, 'end_paragraph_id': 56, 'end_character': 297, 'bleu_score': 0.8944264839442451, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8530988771562494470}, 'section': 'Section::::Artistic representations.\n'}]}]