Question: when was the canadian human rights act enacted
[{'answer': '1977', 'provenance': [{'wikipedia_id': '1390724', 'title': 'Canadian Human Rights Act', 'start_paragraph_id': 1, 'start_character': 93, 'end_paragraph_id': 1, 'end_character': 97, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1390724', 'title': 'Canadian Human Rights Act', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 415, 'bleu_score': 0.957042311406302, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 3693328145491750572}, 'section': 'Section::::Abstract.'}]}]