Question: what is the name of the first sims 2 expansion pack
[{'answer': 'University', 'provenance': [{'wikipedia_id': '462914', 'title': 'The Sims 2', 'start_paragraph_id': 11, 'start_character': 305, 'end_paragraph_id': 11, 'end_character': 315, 'bleu_score': 1.0, 'section': 'Section::::Gameplay.\n'}]}]