Question: when did russia first host the summer olympic
[{'answer': '1980', 'provenance': [{'wikipedia_id': '3787642', 'title': 'Russia at the Olympics', 'start_paragraph_id': 2, 'start_character': 102, 'end_paragraph_id': 2, 'end_character': 106, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '3787642', 'title': 'Russia at the Olympics', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 201, 'bleu_score': 0.9402297675816911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7494458331030099984}, 'section': 'Section::::Abstract.'}]}]