Question: who does the voice of everest on paw patrol
[{'answer': 'Berkley Silverman', 'provenance': [{'wikipedia_id': '43745773', 'title': 'PAW Patrol', 'start_paragraph_id': 19, 'start_character': 393, 'end_paragraph_id': 19, 'end_character': 410, 'bleu_score': 1.0, 'section': 'Section::::Characters.:PAW Patrol members.:Later members.\n'}]}, {'provenance': [{'wikipedia_id': '43745773', 'title': 'PAW Patrol', 'start_paragraph_id': 19, 'start_character': 12, 'end_paragraph_id': 19, 'end_character': 476, 'bleu_score': 0.808916255935291, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2418355419868732633}, 'section': 'Section::::Characters.:PAW Patrol members.:Later members.\n'}]}]