Question: where did the first major nfwa strike take place
[{'answer': '1965', 'provenance': [{'wikipedia_id': '294510', 'title': 'United Farm Workers', 'start_paragraph_id': 1, 'start_character': 503, 'end_paragraph_id': 1, 'end_character': 507, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '294510', 'title': 'United Farm Workers', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 791, 'bleu_score': 0.8595232736867001, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4408745706686826608}, 'section': 'Section::::Abstract.'}]}]