Question: the highest rank in the warrior class of japanese feudal society was the
[{'answer': 'Samurai', 'provenance': [{'wikipedia_id': '21604048', 'title': 'Edo society', 'start_paragraph_id': 7, 'start_character': 361, 'end_paragraph_id': 7, 'end_character': 368, 'bleu_score': 1.0, 'section': 'Section::::Four Classes.\n'}]}, {'provenance': [{'wikipedia_id': '21604048', 'title': 'Edo society', 'start_paragraph_id': 11, 'start_character': 0, 'end_paragraph_id': 11, 'end_character': 265, 'bleu_score': 0.8806615362338781, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 5867653916793035785}, 'section': 'Section::::Four Classes.:Samurai.\n'}]}]