Question: what is the opposite of the justice league
[{'answer': 'The Legion of Doom', 'provenance': [{'wikipedia_id': '145143', 'title': 'Legion of Doom', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 18, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '145143', 'title': 'Legion of Doom', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 324, 'bleu_score': 0.9632870032952191, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3160348247879465577}, 'section': 'Section::::Abstract.'}]}]