Question: when does the governor first appear in walking dead
[{'answer': 'season 3', 'provenance': [{'wikipedia_id': '34936804', 'title': 'The Governor (The Walking Dead)', 'start_paragraph_id': 1, 'start_character': 433, 'end_paragraph_id': 1, 'end_character': 441, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '34936804', 'title': 'The Governor (The Walking Dead)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 750, 'bleu_score': 0.9200281958738501, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7937906489569265301}, 'section': 'Section::::Abstract.'}]}]