Question: where did the hamburger make its international debut
[{'answer': 'the United Kingdom', 'provenance': [{'wikipedia_id': '27884195', 'title': 'History of the hamburger', 'start_paragraph_id': 62, 'start_character': 584, 'end_paragraph_id': 62, 'end_character': 602, 'bleu_score': 1.0, 'section': 'Section::::Global phenomenon.\n'}]}, {'provenance': [{'wikipedia_id': '27884195', 'title': 'History of the hamburger', 'start_paragraph_id': 62, 'start_character': 0, 'end_paragraph_id': 62, 'end_character': 1521, 'bleu_score': 0.9708441009204021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5694668884624724333}, 'section': 'Section::::Global phenomenon.\n'}]}]