Question: who sang lead vocals on amie by pure prairie league
[{'answer': 'Craig Fuller', 'provenance': [{'wikipedia_id': '41340564', 'title': 'Amie (song)', 'start_paragraph_id': 3, 'start_character': 24, 'end_paragraph_id': 3, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}, {'provenance': [{'wikipedia_id': '41340564', 'title': 'Amie (song)', 'start_paragraph_id': 5, 'start_character': 0, 'end_paragraph_id': 5, 'end_character': 431, 'bleu_score': 0.970795021215021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10071895977794129280}, 'section': 'Section::::Critical reception.\n'}]}]