Question: who is the author of the book of luke in the bible
[{'answer': 'Luke the companion of Paul', 'provenance': [{'wikipedia_id': '23918155', 'title': 'Authorship of Luke–Acts', 'start_paragraph_id': 1, 'start_character': 292, 'end_paragraph_id': 1, 'end_character': 318, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '23918155', 'title': 'Authorship of Luke–Acts', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 460, 'bleu_score': 0.9277431284700741, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14207395089625852814}, 'section': 'Section::::Abstract.'}]}]