Question: in which year did telenor launch its operations in pakistan
[{'answer': 'on 15 March 2005', 'provenance': [{'wikipedia_id': '4794763', 'title': 'Telenor Pakistan', 'start_paragraph_id': 4, 'start_character': 158, 'end_paragraph_id': 4, 'end_character': 174, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '4794763', 'title': 'Telenor Pakistan', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 407, 'bleu_score': 0.806845110600225, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4225988583334912280}, 'section': 'Section::::History.\n'}]}]