Question: which countries remained under soviet control after ww2
[{'answer': 'Albania', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 499, 'end_paragraph_id': 1, 'end_character': 506, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Bulgaria', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 486, 'end_paragraph_id': 1, 'end_character': 494, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Czechoslovakia', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 452, 'end_paragraph_id': 1, 'end_character': 466, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Hungary', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 468, 'end_paragraph_id': 1, 'end_character': 475, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'East Germany', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 430, 'end_paragraph_id': 1, 'end_character': 442, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Poland', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 444, 'end_paragraph_id': 1, 'end_character': 450, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Romania', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 477, 'end_paragraph_id': 1, 'end_character': 484, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Soviet Union', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 1, 'start_character': 205, 'end_paragraph_id': 1, 'end_character': 217, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Yugoslavia', 'provenance': [{'wikipedia_id': '97477', 'title': 'Eastern Bloc', 'start_paragraph_id': 2, 'start_character': 164, 'end_paragraph_id': 2, 'end_character': 174, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]