Question: when did us first land on the moon
[{'answer': '1962', 'provenance': [{'wikipedia_id': '1558077', 'title': 'Moon landing', 'start_paragraph_id': 5, 'start_character': 274, 'end_paragraph_id': 5, 'end_character': 278, 'bleu_score': 1.0, 'section': 'Section::::Uncrewed landings.\n'}]}, {'provenance': [{'wikipedia_id': '1558077', 'title': 'Moon landing', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 654, 'bleu_score': 0.855713374979682, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12507903704516107771}, 'section': 'Section::::Uncrewed landings.\n'}]}]