Question: where do the thompson and fraser rivers meet
[{'answer': 'Lytton', 'provenance': [{'wikipedia_id': '901372', 'title': 'Thompson River', 'start_paragraph_id': 11, 'start_character': 17, 'end_paragraph_id': 11, 'end_character': 23, 'bleu_score': 1.0, 'section': 'Section::::Geography.:Mainstream.\n'}]}, {'provenance': [{'wikipedia_id': '901372', 'title': 'Thompson River', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 508, 'bleu_score': 0.9757530668325981, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 11737624671261779071}, 'section': 'Section::::Geography.:Mainstream.\n'}]}]