Question: who founded the samaj samata sangh in 1927
[{'answer': 'B.R. Ambedkar'}, {'provenance': [{'wikipedia_id': '36126841', 'title': 'Samata Sainik Dal', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 272, 'bleu_score': 0.800755228969481, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3383540095078168554}, 'section': 'Section::::Abstract.'}]}]