Question: who supplied the weapons to the n. vietnamese and vietcong
[{'answer': 'Soviet bloc or Chinese sources', 'provenance': [{'wikipedia_id': '15819604', 'title': "Viet Cong and Vietnam People's Army logistics and equipment", 'start_paragraph_id': 4, 'start_character': 394, 'end_paragraph_id': 4, 'end_character': 424, 'bleu_score': 1.0, 'section': 'Section::::VC/NVA equipment and weapons.\n'}]}, {'provenance': [{'wikipedia_id': '15819604', 'title': "Viet Cong and Vietnam People's Army logistics and equipment", 'start_paragraph_id': 4, 'start_character': 0, 'end_paragraph_id': 4, 'end_character': 806, 'bleu_score': 0.8084963337432021, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11225402880825712436}, 'section': 'Section::::VC/NVA equipment and weapons.\n'}]}]