Question: how many members make up the texas education agency
[{'answer': '15', 'provenance': [{'wikipedia_id': '2143492', 'title': 'Texas Education Agency', 'start_paragraph_id': 1, 'start_character': 402, 'end_paragraph_id': 1, 'end_character': 404, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '2143492', 'title': 'Texas Education Agency', 'start_paragraph_id': 20, 'start_character': 0, 'end_paragraph_id': 20, 'end_character': 108, 'bleu_score': 0.7098232254187811, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3092604637772951465}, 'section': 'Section::::State Board of Education.\n'}]}]