Question: who made up the big three in ww2
[{'answer': 'the Soviet Union', 'provenance': [{'wikipedia_id': '12778083', 'title': 'Grand Alliance (World War II)', 'start_paragraph_id': 1, 'start_character': 127, 'end_paragraph_id': 1, 'end_character': 143, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'the United States', 'provenance': [{'wikipedia_id': '12778083', 'title': 'Grand Alliance (World War II)', 'start_paragraph_id': 1, 'start_character': 145, 'end_paragraph_id': 1, 'end_character': 162, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'the United Kingdom', 'provenance': [{'wikipedia_id': '12778083', 'title': 'Grand Alliance (World War II)', 'start_paragraph_id': 1, 'start_character': 168, 'end_paragraph_id': 1, 'end_character': 186, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '12778083', 'title': 'Grand Alliance (World War II)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 347, 'bleu_score': 0.906944319610487, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 1051439102265727463}, 'section': 'Section::::Abstract.'}]}]