Question: when do you fly a flag at half mast
[{'answer': 'respect', 'provenance': [{'wikipedia_id': '1617234', 'title': 'Half-mast', 'start_paragraph_id': 1, 'start_character': 182, 'end_paragraph_id': 1, 'end_character': 189, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'mourning', 'provenance': [{'wikipedia_id': '1617234', 'title': 'Half-mast', 'start_paragraph_id': 1, 'start_character': 191, 'end_paragraph_id': 1, 'end_character': 199, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'distress', 'provenance': [{'wikipedia_id': '1617234', 'title': 'Half-mast', 'start_paragraph_id': 1, 'start_character': 201, 'end_paragraph_id': 1, 'end_character': 209, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'salute', 'provenance': [{'wikipedia_id': '1617234', 'title': 'Half-mast', 'start_paragraph_id': 1, 'start_character': 232, 'end_paragraph_id': 1, 'end_character': 238, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1617234', 'title': 'Half-mast', 'start_paragraph_id': 1, 'start_character': 4, 'end_paragraph_id': 1, 'end_character': 326, 'bleu_score': 0.7105423692700581, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 7658728195229778602}, 'section': 'Section::::Abstract.'}]}]