Question: in which year there was a heavy landslide in nainital
[{'answer': '1880', 'provenance': [{'wikipedia_id': '178709', 'title': 'Nainital', 'start_paragraph_id': 10, 'start_character': 386, 'end_paragraph_id': 10, 'end_character': 390, 'bleu_score': 1.0, 'section': 'Section::::Geography and climate.:Geology.\n'}]}, {'provenance': [{'wikipedia_id': '178709', 'title': 'Nainital', 'start_paragraph_id': 30, 'start_character': 0, 'end_paragraph_id': 30, 'end_character': 304, 'bleu_score': 0.8613420903607101, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 16781103301628910877}, 'section': 'Section::::History.:The landslip of 1882.\n'}]}]