Question: where did clay matthews jr play college football
[{'answer': 'University of Southern California', 'provenance': [{'wikipedia_id': '1306468', 'title': 'Clay Matthews Jr.', 'start_paragraph_id': 4, 'start_character': 46, 'end_paragraph_id': 4, 'end_character': 79, 'bleu_score': 1.0, 'section': 'Section::::Professional career.\n'}]}, {'provenance': [{'wikipedia_id': '1306468', 'title': 'Clay Matthews Jr.', 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 1089, 'bleu_score': 0.9734484579278171, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8279987519890023212}, 'section': 'Section::::Professional career.\n'}]}]