Question: what tribes were part of the iroquois confederacy
[{'answer': 'Mohawk', 'provenance': [{'wikipedia_id': '19195965', 'title': 'Iroquois', 'start_paragraph_id': 1, 'start_character': 325, 'end_paragraph_id': 1, 'end_character': 331, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Onondaga', 'provenance': [{'wikipedia_id': '19195965', 'title': 'Iroquois', 'start_paragraph_id': 1, 'start_character': 333, 'end_paragraph_id': 1, 'end_character': 341, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Oneida', 'provenance': [{'wikipedia_id': '19195965', 'title': 'Iroquois', 'start_paragraph_id': 1, 'start_character': 343, 'end_paragraph_id': 1, 'end_character': 349, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Cayuga', 'provenance': [{'wikipedia_id': '19195965', 'title': 'Iroquois', 'start_paragraph_id': 1, 'start_character': 351, 'end_paragraph_id': 1, 'end_character': 357, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Seneca', 'provenance': [{'wikipedia_id': '19195965', 'title': 'Iroquois', 'start_paragraph_id': 1, 'start_character': 363, 'end_paragraph_id': 1, 'end_character': 369, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '19195965', 'title': 'Iroquois', 'start_paragraph_id': 1, 'start_character': 23, 'end_paragraph_id': 1, 'end_character': 534, 'bleu_score': 0.83202522115634, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10509557216584629050}, 'section': 'Section::::Abstract.'}]}]