Question: who designed the symbol of the indian rupee
[{'answer': 'Udaya Kumar Dharmalingam', 'provenance': [{'wikipedia_id': '28042799', 'title': 'Udaya Kumar (designer)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '28042799', 'title': 'Udaya Kumar (designer)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 246, 'bleu_score': 0.9517713210466091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17799245867154233929}, 'section': 'Section::::Abstract.'}]}]