Question: when did the fair housing act became law
[{'answer': '1968', 'provenance': [{'wikipedia_id': '653071', 'title': 'Civil Rights Act of 1968', 'start_paragraph_id': 0, 'start_character': 20, 'end_paragraph_id': 0, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '653071', 'title': 'Civil Rights Act of 1968', 'start_paragraph_id': 75, 'start_character': 0, 'end_paragraph_id': 75, 'end_character': 324, 'bleu_score': 0.9569637990759251, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 4192133125990068938}, 'section': 'Section::::Titles.:Title VIII—fair housing.:Enforcement.\n'}]}]