Question: distribution of power between centre and state in indian constitution is based on which scheme
[{'answer': 'a federal structure', 'provenance': [{'wikipedia_id': '26274381', 'title': 'Federalism in India', 'start_paragraph_id': 2, 'start_character': 38, 'end_paragraph_id': 2, 'end_character': 57, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '26274381', 'title': 'Federalism in India', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 517, 'bleu_score': 0.7226321226675111, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15038916594281875086}, 'section': 'Section::::Abstract.'}]}]