Question: where were 66 americans held hostage for 444 days in the late 1970s
[{'answer': 'Iran', 'provenance': [{'wikipedia_id': '243433', 'title': 'Iran hostage crisis', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 4, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '243433', 'title': 'Iran hostage crisis', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 381, 'bleu_score': 0.756412896347593, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8837485656593812111}, 'section': 'Section::::Abstract.'}]}]