Question: who provided military support for north korea during the korean war
[{'answer': 'Soviet Union', 'provenance': [{'wikipedia_id': '35936172', 'title': 'Soviet Union in the Korean War', 'start_paragraph_id': 0, 'start_character': 0, 'end_paragraph_id': 0, 'end_character': 12, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '35936172', 'title': 'Soviet Union in the Korean War', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 325, 'bleu_score': 0.8944264839442451, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 2229415473736181928}, 'section': 'Section::::Abstract.'}]}]