Question: how many seasons of fantasy factory are there
[{'answer': '7', 'provenance': [{'wikipedia_id': '21784910', 'title': "Rob Dyrdek's Fantasy Factory", 'start_paragraph_id': 2, 'start_character': 14, 'end_paragraph_id': 2, 'end_character': 15, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]