Question: who did the congress send to london as a minister in 1784
[{'answer': 'Benjamin Franklin', 'provenance': [{'wikipedia_id': '191926', 'title': 'Treaty of Paris (1783)', 'start_paragraph_id': 4, 'start_character': 118, 'end_paragraph_id': 4, 'end_character': 135, 'bleu_score': 1.0, 'section': 'Section::::Agreement.\n'}]}, {'answer': 'John Jay', 'provenance': [{'wikipedia_id': '191926', 'title': 'Treaty of Paris (1783)', 'start_paragraph_id': 4, 'start_character': 137, 'end_paragraph_id': 4, 'end_character': 145, 'bleu_score': 1.0, 'section': 'Section::::Agreement.\n'}]}, {'answer': 'Henry Laurens', 'provenance': [{'wikipedia_id': '191926', 'title': 'Treaty of Paris (1783)', 'start_paragraph_id': 4, 'start_character': 147, 'end_paragraph_id': 4, 'end_character': 160, 'bleu_score': 1.0, 'section': 'Section::::Agreement.\n'}]}, {'answer': 'John Adams', 'provenance': [{'wikipedia_id': '191926', 'title': 'Treaty of Paris (1783)', 'start_paragraph_id': 4, 'start_character': 166, 'end_paragraph_id': 4, 'end_character': 176, 'bleu_score': 1.0, 'section': 'Section::::Agreement.\n'}]}, {'provenance': [{'wikipedia_id': '191926', 'title': 'Treaty of Paris (1783)', 'start_paragraph_id': 4, 'start_character': 34, 'end_paragraph_id': 4, 'end_character': 398, 'bleu_score': 0.7932140896140071, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7789512991339023237}, 'section': 'Section::::Agreement.\n'}]}]