Question: world's largest riverine island formed by brahmaputra river
[{'answer': 'Mājuli', 'provenance': [{'wikipedia_id': '881600', 'title': 'Majuli', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 6, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '881600', 'title': 'Majuli', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 422, 'bleu_score': 0.7366555514021651, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 12558376904846901749}, 'section': 'Section::::Abstract.'}]}]