Question: who wrote the book 5 languages of love
[{'answer': 'Gary Chapman', 'provenance': [{'wikipedia_id': '38862082', 'title': 'The Five Love Languages', 'start_paragraph_id': 1, 'start_character': 92, 'end_paragraph_id': 1, 'end_character': 104, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}]