Question: what is the recurrence interval of major earthquakes along the san andreas fault
[{'answer': 'roughly 140 -- 160 years'}, {'provenance': [{'wikipedia_id': '64460', 'title': 'San Andreas Fault', 'start_paragraph_id': 10, 'start_character': 0, 'end_paragraph_id': 10, 'end_character': 1187, 'bleu_score': 0.9721015417051191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15057771422354126838}, 'section': 'Section::::Fault zones.:Southern.\n'}]}]