Question: who was the announcer for the andy griffith show
[{'answer': 'Colin Male', 'provenance': [{'wikipedia_id': '113139', 'title': 'The Andy Griffith Show', 'start_paragraph_id': 21, 'start_character': 446, 'end_paragraph_id': 21, 'end_character': 456, 'bleu_score': 1.0, 'section': 'Section::::Plot and characters.\n'}]}]