Question: when does lucas come back to one tree hill
[{'answer': 'during season nine', 'provenance': [{'wikipedia_id': '2818272', 'title': 'Lucas Scott', 'start_paragraph_id': 27, 'start_character': 28, 'end_paragraph_id': 27, 'end_character': 46, 'bleu_score': 1.0, 'section': 'Section::::Storylines.:Final seasons.\n'}]}, {'provenance': [{'wikipedia_id': '2818272', 'title': 'Lucas Scott', 'start_paragraph_id': 27, 'start_character': 0, 'end_paragraph_id': 27, 'end_character': 188, 'bleu_score': 0.948006874591591, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3750566674329364366}, 'section': 'Section::::Storylines.:Final seasons.\n'}]}]