Question: who won the football world cup in 1970
[{'answer': 'Brazil', 'provenance': [{'wikipedia_id': '157227', 'title': '1970 FIFA World Cup', 'start_paragraph_id': 2, 'start_character': 26, 'end_paragraph_id': 2, 'end_character': 32, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '157227', 'title': '1970 FIFA World Cup', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 566, 'bleu_score': 0.944515869221328, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12870859832777112260}, 'section': 'Section::::Abstract.'}]}]