Question: who's the actress that plays abby on ncis
[{'answer': 'Pauley Perrette', 'provenance': [{'wikipedia_id': '21037528', 'title': 'Pauley Perrette', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '21037528', 'title': 'Pauley Perrette', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 192, 'bleu_score': 0.9402297675816911, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2818565552862810211}, 'section': 'Section::::Abstract.'}]}]