Question: where is t1 and t2 located on the spine
[{'answer': 'closest to the skull', 'provenance': [{'wikipedia_id': '1239635', 'title': 'Thoracic vertebrae', 'start_paragraph_id': 1, 'start_character': 735, 'end_paragraph_id': 1, 'end_character': 755, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1239635', 'title': 'Thoracic vertebrae', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 816, 'bleu_score': 0.9593003024008081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3873417626976325349}, 'section': 'Section::::Abstract.'}]}]