Question: where does it talk about the census in the constitution
[{'answer': 'Article I , Section 2', 'provenance': [{'wikipedia_id': '447689', 'title': 'United States Census', 'start_paragraph_id': 1, 'start_character': 59, 'end_paragraph_id': 1, 'end_character': 82, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '447689', 'title': 'United States Census', 'start_paragraph_id': 1, 'start_character': 4, 'end_paragraph_id': 1, 'end_character': 883, 'bleu_score': 0.8747323594128531, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 15455023593841224174}, 'section': 'Section::::Abstract.'}]}]