Question: when was the legal services authority act lok adalat passed
[{'answer': '1987', 'provenance': [{'wikipedia_id': '23490033', 'title': 'Lok Adalat', 'start_paragraph_id': 1, 'start_character': 274, 'end_paragraph_id': 1, 'end_character': 278, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]