Question: who is the actress who plays donna on suits
[{'answer': 'Sarah Gray Rafferty', 'provenance': [{'wikipedia_id': '33002004', 'title': 'Sarah Rafferty', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 19, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '33002004', 'title': 'Sarah Rafferty', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 161, 'bleu_score': 0.691176774125259, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4441880585209589982}, 'section': 'Section::::Abstract.'}]}]