Question: when will tour de france teams be announced
[{'answer': '6 January 2018', 'provenance': [{'wikipedia_id': '53438215', 'title': '2018 Tour de France', 'start_paragraph_id': 5, 'start_character': 213, 'end_paragraph_id': 5, 'end_character': 227, 'bleu_score': 1.0, 'section': 'Section::::Teams.\n'}]}, {'provenance': [{'wikipedia_id': '53438215', 'title': '2018 Tour de France', 'start_paragraph_id': 5, 'start_character': 71, 'end_paragraph_id': 5, 'end_character': 856, 'bleu_score': 0.7307750984398751, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 446476357843924726}, 'section': 'Section::::Teams.\n'}]}]