Question: when did the no child left behind act start
[{'answer': '2001', 'provenance': [{'wikipedia_id': '512852', 'title': 'No Child Left Behind Act', 'start_paragraph_id': 1, 'start_character': 32, 'end_paragraph_id': 1, 'end_character': 36, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '512852', 'title': 'No Child Left Behind Act', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 551, 'bleu_score': 0.976327165973018, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 396643125965641328}, 'section': 'Section::::Abstract.'}]}]