Question: who represented the us at the paris peace talks
[{'answer': 'William P. Rogers', 'provenance': [{'wikipedia_id': '669964', 'title': 'Paris Peace Accords', 'start_paragraph_id': 41, 'start_character': 12, 'end_paragraph_id': 41, 'end_character': 28, 'bleu_score': 1.0, 'section': 'Section::::Signatories.\n'}]}, {'answer': 'Henry Cabot Lodge , Jr.'}]