Question: what is the tip of the tongue called
[{'answer': 'apex', 'provenance': [{'wikipedia_id': '55999', 'title': 'Tongue', 'start_paragraph_id': 8, 'start_character': 470, 'end_paragraph_id': 8, 'end_character': 474, 'bleu_score': 1.0, 'section': 'Section::::In humans.:Structure.\n'}]}, {'provenance': [{'wikipedia_id': '55999', 'title': 'Tongue', 'start_paragraph_id': 9, 'start_character': 0, 'end_paragraph_id': 9, 'end_character': 566, 'bleu_score': 0.978138775770484, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10021369105020211796}, 'section': 'Section::::In humans.:Structure.\n'}]}]