Question: where does the last name hickey come from
[{'answer': 'Irish origin', 'provenance': [{'wikipedia_id': '18457250', 'title': 'Hickey (surname)', 'start_paragraph_id': 1, 'start_character': 30, 'end_paragraph_id': 1, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '18457250', 'title': 'Hickey (surname)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 148, 'bleu_score': 0.9243880458347601, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 712756528203121228}, 'section': 'Section::::Abstract.'}]}]