Question: in which language jana gana mana is written
[{'answer': 'Bengali', 'provenance': [{'wikipedia_id': '56280', 'title': 'Jana Gana Mana', 'start_paragraph_id': 1, 'start_character': 107, 'end_paragraph_id': 1, 'end_character': 114, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]