Question: who plays gretchen on you're the worst
[{'answer': 'Aya Cash', 'provenance': [{'wikipedia_id': '43262583', 'title': "You're the Worst", 'start_paragraph_id': 1, 'start_character': 285, 'end_paragraph_id': 1, 'end_character': 293, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '43262583', 'title': "You're the Worst", 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 131, 'bleu_score': 0.8970773746801091, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15824615324629781013}, 'section': 'Section::::Cast and characters.:Main.\n'}]}]