Question: where do the kansas and missouri rivers meet
[{'answer': 'Kansas City', 'provenance': [{'wikipedia_id': '19591', 'title': 'Missouri River', 'start_paragraph_id': 12, 'start_character': 629, 'end_paragraph_id': 12, 'end_character': 640, 'bleu_score': 1.0, 'section': 'Section::::Course.\n'}]}, {'provenance': [{'wikipedia_id': '19591', 'title': 'Missouri River', 'start_paragraph_id': 12, 'start_character': 0, 'end_paragraph_id': 12, 'end_character': 1055, 'bleu_score': 0.9889802957688271, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5142660255667046447}, 'section': 'Section::::Course.\n'}]}]