Question: who plays liz in shaun of the dead
[{'answer': 'Kate Ashfield', 'provenance': [{'wikipedia_id': '2575381', 'title': 'Kate Ashfield', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 13, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2575381', 'title': 'Kate Ashfield', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 259, 'bleu_score': 0.9062841320510341, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6378159405240962622}, 'section': 'Section::::Abstract.'}]}]