Question: who played chelsea on two and a half
[{'answer': 'Jennifer Taylor', 'provenance': [{'wikipedia_id': '24440895', 'title': 'Jennifer Taylor (actress)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '24440895', 'title': 'Jennifer Taylor (actress)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 455, 'bleu_score': 0.9458134147569861, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14505997482572141240}, 'section': 'Section::::Abstract.'}]}]