Question: who plays hannah davies in grey's anatomy
[{'answer': 'Christina Ricci', 'provenance': [{'wikipedia_id': '17459806', 'title': "It's the End of the World", 'start_paragraph_id': 4, 'start_character': 422, 'end_paragraph_id': 4, 'end_character': 437, 'bleu_score': 1.0, 'section': 'Section::::Plot.\n'}]}]