Question: where were st. bernards utilized as rescue dogs
[{'answer': 'Switzerland', 'provenance': [{'wikipedia_id': '550028', 'title': 'St. Bernard (dog)', 'start_paragraph_id': 1, 'start_character': 107, 'end_paragraph_id': 1, 'end_character': 118, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Italy', 'provenance': [{'wikipedia_id': '550028', 'title': 'St. Bernard (dog)', 'start_paragraph_id': 1, 'start_character': 97, 'end_paragraph_id': 1, 'end_character': 102, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'western Alps', 'provenance': [{'wikipedia_id': '550028', 'title': 'St. Bernard (dog)', 'start_paragraph_id': 1, 'start_character': 81, 'end_paragraph_id': 1, 'end_character': 93, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]