Question: who does barry allen marry in the flash
[{'answer': 'Iris', 'provenance': [{'wikipedia_id': '1257797', 'title': 'Flash (Barry Allen)', 'start_paragraph_id': 6, 'start_character': 179, 'end_paragraph_id': 6, 'end_character': 183, 'bleu_score': 1.0, 'section': 'Section::::Fictional character biography.\n'}]}, {'provenance': [{'wikipedia_id': '1257797', 'title': 'Flash (Barry Allen)', 'start_paragraph_id': 13, 'start_character': 0, 'end_paragraph_id': 13, 'end_character': 318, 'bleu_score': 0.900499661001615, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7107350587609143753}, 'section': 'Section::::Fictional character biography.:Tragedy.\n'}]}]