Question: when did the second becky come on roseanne
[{'answer': '1993', 'provenance': [{'wikipedia_id': '716155', 'title': 'Sarah Chalke', 'start_paragraph_id': 5, 'start_character': 174, 'end_paragraph_id': 5, 'end_character': 178, 'bleu_score': 1.0, 'section': 'Section::::Career.\n'}]}, {'provenance': [{'wikipedia_id': '716155', 'title': 'Sarah Chalke', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 677, 'bleu_score': 0.965062110514546, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4310908922913664340}, 'section': 'Section::::Career.\n'}]}]