Question: when was the first round table conference held
[{'answer': '1930', 'provenance': [{'wikipedia_id': '1961206', 'title': 'Round Table Conferences (India)', 'start_paragraph_id': 1, 'start_character': 39, 'end_paragraph_id': 1, 'end_character': 43, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1961206', 'title': 'Round Table Conferences (India)', 'start_paragraph_id': 1, 'start_character': 264, 'end_paragraph_id': 1, 'end_character': 936, 'bleu_score': 0.724065950172876, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8976782843356567897}, 'section': 'Section::::Abstract.'}]}]