Question: who plays leonard on sabrina the teenage witch
[{'answer': 'John Ducey', 'provenance': [{'wikipedia_id': '11191013', 'title': 'List of Sabrina the Teenage Witch characters', 'start_paragraph_id': 105, 'start_character': 32, 'end_paragraph_id': 105, 'end_character': 42, 'bleu_score': 1.0, 'section': 'Section::::Other characters.\n'}]}, {'provenance': [{'wikipedia_id': '11191013', 'title': 'List of Sabrina the Teenage Witch characters', 'start_paragraph_id': 105, 'start_character': 0, 'end_paragraph_id': 105, 'end_character': 338, 'bleu_score': 0.918221068290973, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15330042963937521973}, 'section': 'Section::::Other characters.\n'}]}]