Question: who was the first leader arrested in the non corporation movement
[{'answer': 'Gandhi', 'provenance': [{'wikipedia_id': '590728', 'title': 'Non-cooperation movement', 'start_paragraph_id': 1, 'start_character': 140, 'end_paragraph_id': 1, 'end_character': 146, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '590728', 'title': 'Non-cooperation movement', 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 273, 'bleu_score': 0.664620905615227, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 18247307807996744911}, 'section': 'Section::::End of non-cooperation.\n'}]}]