Question: what is the oldest university in the philippines
[{'answer': 'University of San Carlos', 'provenance': [{'wikipedia_id': '37472887', 'title': 'List of the oldest schools in the Philippines', 'start_paragraph_id': 4, 'start_character': 13, 'end_paragraph_id': 4, 'end_character': 37, 'bleu_score': 1.0, 'section': 'Section::::Oldest educational institutions in continuous operation.\n'}]}]