Question: which treaty required germany to pay reparations after world war
[{'answer': 'Treaty of Versailles', 'provenance': [{'wikipedia_id': '33112', 'title': 'World War I reparations', 'start_paragraph_id': 2, 'start_character': 4, 'end_paragraph_id': 2, 'end_character': 24, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '33112', 'title': 'World War I reparations', 'start_paragraph_id': 2, 'start_character': 0, 'end_paragraph_id': 2, 'end_character': 529, 'bleu_score': 0.8865702445759671, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5649689743304359431}, 'section': 'Section::::Abstract.'}]}]