Question: how many seasons of sonic underground are there
[{'answer': 'one', 'provenance': [{'wikipedia_id': '801664', 'title': 'Sonic Underground', 'start_paragraph_id': 1, 'start_character': 246, 'end_paragraph_id': 1, 'end_character': 249, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '801664', 'title': 'Sonic Underground', 'start_paragraph_id': 1, 'start_character': 105, 'end_paragraph_id': 1, 'end_character': 983, 'bleu_score': 0.840461302004442, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 9298050082685536354}, 'section': 'Section::::Abstract.'}]}]