Question: when did this is america childish gambino come out
[{'answer': 'May 5 , 2018', 'provenance': [{'wikipedia_id': '57350012', 'title': 'This Is America (song)', 'start_paragraph_id': 1, 'start_character': 194, 'end_paragraph_id': 1, 'end_character': 206, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '57350012', 'title': 'This Is America (song)', 'start_paragraph_id': 1, 'start_character': 0, 'end_paragraph_id': 1, 'end_character': 360, 'bleu_score': 0.748559308856869, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5853389902664157893}, 'section': 'Section::::Abstract.'}]}]