Question: who is the man who killed barry allen's mother
[{'answer': 'Thawne', 'provenance': [{'wikipedia_id': '47972968', 'title': 'Eobard Thawne', 'start_paragraph_id': 0, 'start_character': 7, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '47972968', 'title': 'Eobard Thawne', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 717, 'bleu_score': 0.8695592935269291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7983539188054239222}, 'section': 'Section::::Fictional character biography.:"The Flash: Rebirth".\n'}]}]