Question: what language is the sri lankan national anthem
[{'answer': 'Sinhala', 'provenance': [{'wikipedia_id': '287724', 'title': 'Sri Lanka Matha', 'start_paragraph_id': 4, 'start_character': 861, 'end_paragraph_id': 4, 'end_character': 868, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'answer': 'Tamil', 'provenance': [{'wikipedia_id': '287724', 'title': 'Sri Lanka Matha', 'start_paragraph_id': 4, 'start_character': 873, 'end_paragraph_id': 4, 'end_character': 878, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '287724', 'title': 'Sri Lanka Matha', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 469, 'bleu_score': 0.972782728923768, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 17876159885110844048}, 'section': 'Section::::Multilingual.\n'}]}]