{"ok":true,"question":{"id":21210,"question_uuid":"87476b85-d72d-42ce-b072-b8e16bd29823","job_id":4,"source_file":"A中考/2026江苏中考期末数学试卷+答案85.pdf","source_page_start":2,"source_page_end":2,"source_bbox":"[303.0, 270.87, 472.06, 303.93]","subject_code":"math","grade_level":"JUNIOR","tree_code":"KT_JUNIOR_MATH_STANDARD","question_type":"fill_blank","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"1 1  _______________. x  2\", \"type\": \"text\"}, {\"type\": \"answer\", \"blocks\": [{\"text\": \"-\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{x+1}{x+2}\"}]}, {\"type\": \"solution\", \"blocks\": [{\"text\": \"将 -1 写成\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{-(x+2)}{x+2}\"}, {\"text\": \"，与\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{1}{x+2}\"}, {\"text\": \"相加得\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{1-(x+2)}{x+2} = \\\\frac{1-x-2}{x+2} = 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true}","created_at":"2026-09-24T23:47:48"},{"id":417995,"import_question_id":21210,"audit_type":"AUTO_REPAIR_ATTEMPT","auditor_name":"answer-repair","status":"PASS","score":1.0,"input_snapshot":null,"result_json":"{\"critic\": true, \"symbolic\": true, \"coherence\": true, \"consensus\": \"two_solvers+symbolic_literal_warn+critic_and_coherence\", \"confidence\": 1.0, \"verifier_base\": \"http://127.0.0.1:8092/v1\", \"verifier_confidence\": 1.0, \"critic_explicit_pass\": true, \"symbolic_literal_warn\": true, \"symbolic_explicit_pass\": false, \"coherence_explicit_pass\": true}","created_at":"2026-09-24T23:47:48"},{"id":417996,"import_question_id":21210,"audit_type":"AUTO_REPAIR","auditor_name":"answer-repair","status":"PASS","score":1.0,"input_snapshot":null,"result_json":"{\"basis\": \"将 -1 写成 \\\\frac{-x-2}{x+2}，与 \\\\frac{1}{x+2} 相加得 \\\\frac{1-x-2}{x+2} = \\\\frac{-x-1}{x+2} = -\\\\frac{x+1}{x+2}。\", \"answer\": \"-\\\\frac{x+1}{x+2}\", \"critic\": {\"ok\": true, \"issues\": [], 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