Question: who defied the treaty of versailles by sending troops into the rhineland
[{'answer': 'Adolf Hitler', 'provenance': [{'wikipedia_id': '7734670', 'title': 'Remilitarization of the Rhineland', 'start_paragraph_id': 21, 'start_character': 39, 'end_paragraph_id': 21, 'end_character': 51, 'bleu_score': 1.0, 'section': 'Section::::The European Situation, 1933–36.:The diplomatic maneuvers.\n'}]}, {'provenance': [{'wikipedia_id': '7734670', 'title': 'Remilitarization of the Rhineland', 'start_paragraph_id': 33, 'start_character': 0, 'end_paragraph_id': 33, 'end_character': 1297, 'bleu_score': 0.9577297113391681, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 8432438082520492976}, 'section': 'Section::::German remilitarisation.:The decision to remilitarize.\n'}]}]