Question: when did uk finish paying us for ww2
[{'answer': '2006', 'provenance': [{'wikipedia_id': '10702472', 'title': 'Anglo-American loan', 'start_paragraph_id': 1, 'start_character': 834, 'end_paragraph_id': 1, 'end_character': 838, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '10702472', 'title': 'Anglo-American loan', 'start_paragraph_id': 1, 'start_character': 4, 'end_paragraph_id': 1, 'end_character': 547, 'bleu_score': 0.521282288765339, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1592808312655918214}, 'section': 'Section::::Abstract.'}]}]