Question: who is the actress that does the trivago advert
[{'answer': 'Gabrielle Miller', 'provenance': [{'wikipedia_id': '54755740', 'title': 'Gabrielle Miller (Australian actress)', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 16, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '54755740', 'title': 'Gabrielle Miller (Australian actress)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 332, 'bleu_score': 0.8301821713362141, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3932846989833079605}, 'section': 'Section::::Abstract.'}]}]