Question: what weapon does herald loomis have at the end of the play
[{'answer': 'a knife', 'provenance': [{'wikipedia_id': '5186823', 'title': "Joe Turner's Come and Gone", 'start_paragraph_id': 19, 'start_character': 661, 'end_paragraph_id': 19, 'end_character': 668, 'bleu_score': 1.0, 'section': 'Section::::Plot synopsis.:Act Two.\n'}]}, {'provenance': [{'wikipedia_id': '5186823', 'title': "Joe Turner's Come and Gone", 'start_paragraph_id': 19, 'start_character': 0, 'end_paragraph_id': 19, 'end_character': 1228, 'bleu_score': 0.990888145196896, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 13514366453950874685}, 'section': 'Section::::Plot synopsis.:Act Two.\n'}]}]