Question: who was the 1st man to climb mount everest
[{'answer': 'Sir Edmund Percival Hillary', 'provenance': [{'wikipedia_id': '73572', 'title': 'Edmund Hillary', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 27, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Tenzing Norgay', 'provenance': [{'wikipedia_id': '73572', 'title': 'Edmund Hillary', 'start_paragraph_id': 1, 'start_character': 178, 'end_paragraph_id': 1, 'end_character': 192, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '73572', 'title': 'Edmund Hillary', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 349, 'bleu_score': 0.87540210596635, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1301334144290372568}, 'section': 'Section::::Abstract.'}]}]