Question: when was first telegraph line started in india
[{'answer': '1850', 'provenance': [{'wikipedia_id': '14601', 'title': 'Telecommunications in India', 'start_paragraph_id': 9, 'start_character': 145, 'end_paragraph_id': 9, 'end_character': 149, 'bleu_score': 1.0, 'section': 'Section::::History.:The beginning.\n'}]}, {'provenance': [{'wikipedia_id': '14601', 'title': 'Telecommunications in India', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 422, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6889447764413341549}, 'section': 'Section::::History.:The beginning.\n'}]}]