Question: why did german workers go on strike in 1923
[{'answer': 'occupation', 'provenance': [{'wikipedia_id': '1607008', 'title': 'Occupation of the Ruhr', 'start_paragraph_id': 1, 'start_character': 55, 'end_paragraph_id': 1, 'end_character': 65, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '1607008', 'title': 'Occupation of the Ruhr', 'start_paragraph_id': 10, 'start_character': 11, 'end_paragraph_id': 10, 'end_character': 1058, 'bleu_score': 0.9663772352411981, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 10569055268541719927}, 'section': 'Section::::Passive resistance.\n'}]}]