{"ok":true,"question":{"id":22093,"question_uuid":"2a56fdca-8b47-4da4-8065-68876a51a120","job_id":3,"source_file":"人教版/七下/2026江苏七年级期末数学试卷+答案645.pdf","source_page_start":2,"source_page_end":2,"source_bbox":"[303.57, 199.75, 493.87, 286.52]","subject_code":"math","grade_level":"SENIOR","tree_code":"KT_SENIOR_MATH_STANDARD","question_type":"fill_blank","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"如图平行四边形,ABCD 的顶点A, B,C 的坐标分别是(0,2),(−4,−4),(4,−4)， 则顶点的坐标是( ) D ．(−4,1) ．(8,−2) A B C ．(4,1) ．(8,2) D\", \"type\": \"text\"}, {\"kind\": \"embedded_image\", \"type\": \"figure\", \"width\": 558, \"height\": 440, \"sha256\": \"abae4481f72c5b071d8e0db42bf0fc9ab0e1097b7b051293775d8f8e6f33e2f5\", \"caption\": \"\", \"asset_key\": \"math/2026/09/2b06312b-7e3f-494e-ae3e-21d10207fcf7/2a56fdca-8b47-4da4-8065-68876a51a120/abae4481f72c.png\", \"public_url\": \"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/2b06312b-7e3f-494e-ae3e-21d10207fcf7/2a56fdca-8b47-4da4-8065-68876a51a120/abae4481f72c.png\", \"source_bbox\": [303.04998779296875, 306.1299743652344, 408.6499938964844, 383.6299743652344], \"source_page\": 2}, {\"type\": \"solution\", \"blocks\": [{\"text\": \" 是平行四边形,\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{四边形}{CD}\\\\frac{ABCD}{ABCD}\"}, {\"text\": \" =, \", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{AB}{ABC}\"}, {\"text\": \" ABCD的顶点,, 的坐标分别 是(0,2)、(−4,−4)、(4,−4),  BC = 8,OA = 2, 顶点的坐标为(8,2). D 故选. D\", \"type\": \"text\"}]}], \"source\": {\"bbox\": [303.57, 199.75, 493.87, 286.52], \"file\": \"人教版/七下/2026江苏七年级期末数学试卷+答案645.pdf\", \"regions\": [{\"bbox\": [303.57, 199.75, 493.87, 286.52], \"page\": 2}], \"section\": \"example\", \"page_end\": 2, \"page_start\": 2, \"section_label\": \"跟我学        关键母题，常考题型各个击破！\", \"answer_regions\": [{\"bbox\": [302.8156433105469, 465.8689880371094, 478.59515380859375, 589.7780151367188], \"page\": 2}], \"answer_original\": \"\", \"solution_original\": \" 是平行四边形, \\\\frac{四边形}{CD}\\\\frac{ABCD}{ABCD}  =,  \\\\frac{AB}{ABC}  ABCD的顶点,, 的坐标分别 是(0,2)、(−4,−4)、(4,−4),  BC = 8,OA = 2, 顶点的坐标为(8,2). D 故选. D\"}, \"version\": 1, \"grade_level\": \"SENIOR\", \"number_label\": \"2\", \"subject_code\": \"math\", \"question_type\": \"fill_blank\", \"content_sha256\": \"056639f7c50543ddf15b780e5ca48951179152a43f70bb0eb790c50cc0e7825e\"}","body_html":"<div>如图平行四边形,ABCD 的顶点A, B,C 的坐标分别是(0,2),(−4,−4),(4,−4)， 则顶点的坐标是( ) D ．(−4,1) ．(8,−2) A B C ．(4,1) ．(8,2) D<img class=\"question-figure\" src=\"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/2b06312b-7e3f-494e-ae3e-21d10207fcf7/2a56fdca-8b47-4da4-8065-68876a51a120/abae4481f72c.png\" style=\"width:140.8px!important;max-width:100%;height:auto\" alt=\"\" title=\"点击查看原图\"></div>","answer_html":"","ways_html":" 是平行四边形,\\(\\frac{四边形}{CD}\\frac{ABCD}{ABCD}\\) =, \\(\\frac{AB}{ABC}\\) ABCD的顶点,, 的坐标分别 是(0,2)、(−4,−4)、(4,−4),  BC = 8,OA = 2, 顶点的坐标为(8,2). D 故选. D","explain_html":null,"difficulty":2,"score":null,"year":null,"parse_status":"PARSED","qa_status":"QUARANTINED","retry_count":0,"final_score":0.762,"error_message":"QA failed: VISION,COHERENCE,ANSWER","published_question_id":null,"content_sha256":"056639f7c50543ddf15b780e5ca48951179152a43f70bb0eb790c50cc0e7825e","created_at":"2026-09-25T05:27:10","updated_at":"2026-09-25T05:34:22","answer_missing":true,"formula_fallback":false,"_number":"2","_section":"example","_section_label":"跟我学        关键母题，常考题型各个击破！"},"assets":[{"id":4805,"asset_uuid":"c67e4684936e4463985e85194aafd96c","job_id":3,"import_question_id":22093,"asset_type":"embedded_image","source_file":"2026江苏七年级期末数学试卷+答案645.pdf","source_page":2,"source_bbox":"[303.05, 306.13, 408.65, 383.63]","sha256":"abae4481f72c5b071d8e0db42bf0fc9ab0e1097b7b051293775d8f8e6f33e2f5","local_path":"/www/wwwroot/tikupdfpng.mtwlkj.net_5129/qbank/math/2026/09/2b06312b-7e3f-494e-ae3e-21d10207fcf7/2a56fdca-8b47-4da4-8065-68876a51a120/abae4481f72c.png","asset_key":"math/2026/09/2b06312b-7e3f-494e-ae3e-21d10207fcf7/2a56fdca-8b47-4da4-8065-68876a51a120/abae4481f72c.png","public_url":"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/2b06312b-7e3f-494e-ae3e-21d10207fcf7/2a56fdca-8b47-4da4-8065-68876a51a120/abae4481f72c.png","width":558,"height":440,"qa_status":"PENDING","created_at":"2026-09-25T05:31:48","safe_public_url":"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/2b06312b-7e3f-494e-ae3e-21d10207fcf7/2a56fdca-8b47-4da4-8065-68876a51a120/abae4481f72c.png"}],"knowledge":[],"audits":[{"id":437200,"import_question_id":22093,"audit_type":"STRUCTURE","auditor_name":"structure-rule","status":"PASS","score":0.9,"input_snapshot":"如图平行四边形,ABCD 的顶点A, B,C 的坐标分别是(0,2),(−4,−4),(4,−4)， 则顶点的坐标是( ) D ．(−4,1) ．(8,−2) A B C ．(4,1) ．(8,2) D [图]","result_json":"{\"ok\": true, \"rule\": \"clean-override\", \"issues\": [], \"confidence\": 0.9}","created_at":"2026-09-25T05:32:17"},{"id":437201,"import_question_id":22093,"audit_type":"FORMULA","auditor_name":"formula-auditor","status":"PASS","score":1.0,"input_snapshot":"\\frac{四边形}{CD}\\frac{ABCD}{ABCD}; \\frac{AB}{ABC}","result_json":"{\"risky\": 2, \"issues\": [], \"checked\": 2, \"invalid\": 0, \"visual_check\": \"delegated_to_question_vision\", \"invalid_details\": [], \"visually_verified\": 0}","created_at":"2026-09-25T05:32:17"},{"id":437202,"import_question_id":22093,"audit_type":"KNOWLEDGE","auditor_name":"knowledge-auditor","status":"WARN","score":0.0,"input_snapshot":"如图平行四边形,ABCD 的顶点A, B,C 的坐标分别是(0,2),(−4,−4),(4,−4)， 则顶点的坐标是( ) D ．(−4,1) ．(8,−2) A B C ．(4,1) ．(8,2) D [图]","result_json":"{\"picks\": [], \"tree_code\": \"KT_SENIOR_MATH_STANDARD\", \"candidates\": 0, \"classifier_version\": null}","created_at":"2026-09-25T05:32:17"},{"id":437222,"import_question_id":22093,"audit_type":"VISION","auditor_name":"vision-auditor","status":"WARN","score":0.2,"input_snapshot":"题干：\n如图平行四边形,ABCD 的顶点A, B,C 的坐标分别是(0,2),(−4,−4),(4,−4)， 则顶点的坐标是( ) D ．(−4,1) ．(8,−2) A B C ．(4,1) ．(8,2) D\n答案：\n\n解析：\n 是平行四边形,\\(\\frac{四边形}{CD}\\frac{ABCD}{ABCD}\\) =, \\(\\frac{AB}{ABC}\\) ABCD的顶点,, 的坐标分别 是(0,2)、(−4,−4)、(4,−4),  BC = 8,OA = 2, 顶点的坐标为(8,2). D 故选. D","result_json":"{\"note\": \"视觉比对不可用\", \"error\": \"invalid_json_root\", \"unavailable\": true}","created_at":"2026-09-25T05:32:50"},{"id":437234,"import_question_id":22093,"audit_type":"SOLVER","auditor_name":"blind-solver","status":"PASS","score":1.0,"input_snapshot":"如图平行四边形,ABCD 的顶点A, B,C 的坐标分别是(0,2),(−4,−4),(4,−4)， 则顶点的坐标是( ) D ．(−4,1) ．(8,−2) A B C ．(4,1) ．(8,2) D [图]","result_json":"{\"basis\": \"在平行四边形ABCD中，对边平行且相等。由A(0,2)、B(-4,-4)得向量AB = (-4,-6)。因AD平行且等于BC，而B到C的向量为(8,0)，故D = A + (8,0) = (8,2)。\", \"answer\": \"D\", \"confidence\": 1.0, \"handout_chars\": 0}","created_at":"2026-09-25T05:33:12"},{"id":437235,"import_question_id":22093,"audit_type":"CRITIC","auditor_name":"critic","status":"PASS","score":1.0,"input_snapshot":"来源答案: || 盲解:D","result_json":"{\"ok\": true, \"issues\": [], \"merged\": true, \"confidence\": 1.0}","created_at":"2026-09-25T05:33:12"},{"id":437236,"import_question_id":22093,"audit_type":"SYMBOLIC","auditor_name":"symbolic-auditor","status":"WARN","score":0.5,"input_snapshot":"答案: || 盲解:D","result_json":"{\"checks\": [], \"detail\": {\"reason\": \"未提取到来源答案\"}, \"status\": \"WARN\", \"applicable\": true}","created_at":"2026-09-25T05:33:12"},{"id":437265,"import_question_id":22093,"audit_type":"COHERENCE","auditor_name":"coherence-auditor","status":"FAIL","score":0.95,"input_snapshot":"答案: || 解析: 是平行四边形,\\(\\frac{四边形}{CD}\\frac{ABCD}{ABCD}\\) =, \\(\\frac{AB}{ABC}\\) ABCD的顶点,, 的坐标分别 是(0,2)、(−4,−4)、(4,−4),  BC = 8,OA = 2, 顶点的坐标为(8,2). D 故选. D","result_json":"{\"ok\": false, \"which\": [\"solution\"], \"issues\": [\"解析中未正确应用平行四边形对角线中点重合或向量相等性质；\", \"得出 D(8,2) 错误，正确坐标应为 (8,-2)；\", \"选项 B 为 (8,-2)，故正确答案应为 B，但解析选 D。\", \"BC = 8: B(-4,-4), C(4,-4) 在同一水平线上，距离应为 |4 - (-4)| = 8，此步正确。但后续推理未明确使用向量平移，直接跳至 D(8,2) 缺乏严谨推导。\", \"OA = 2: A(0,2)，O 为原点，OA 长度为 2，正确。但与求 D 点坐标无直接关联，属于无关信息。\", \"D 点坐标为 (8,2): 未通过向量加法或平行四边形性质（如 AB = DC 或 AD = BC）进行验证。正确方法应为：由 A(0,2)、B(-4,-4)、C(4,-4)，利用向量 AB = (-4,-6)，则 D = C + AB = (4,-4) + (-4,-6) = (0,-10)，或利用 AC 中点与 BD 中点重合：AC 中点为 (2,-1)，设 D(x,y)，则 ( (-4+x)/2 , (-4+y)/2 ) = (2,-1) → x=8, y=-2。故正确答案应为 (8,-2)，而非 (8,2)。\"], \"confidence\": 0.95, \"equation_checks\": [{\"valid\": false, \"reason\": \"B(-4,-4), C(4,-4) 在同一水平线上，距离应为 |4 - (-4)| = 8，此步正确。但后续推理未明确使用向量平移，直接跳至 D(8,2) 缺乏严谨推导。\", \"equation\": \"BC = 8\"}, {\"valid\": false, \"reason\": \"A(0,2)，O 为原点，OA 长度为 2，正确。但与求 D 点坐标无直接关联，属于无关信息。\", \"equation\": \"OA = 2\"}, {\"valid\": false, \"reason\": \"未通过向量加法或平行四边形性质（如 AB = DC 或 AD = BC）进行验证。正确方法应为：由 A(0,2)、B(-4,-4)、C(4,-4)，利用向量 AB = (-4,-6)，则 D = C + AB = (4,-4) + (-4,-6) = (0,-10)，或利用 AC 中点与 BD 中点重合：AC 中点为 (2,-1)，设 D(x,y)，则 ( (-4+x)/2 , (-4+y)/2 ) = (2,-1) → x=8, y=-2。故正确答案应为 (8,-2)，而非 (8,2)。\", \"equation\": \"D 点坐标为 (8,2)\"}]}","created_at":"2026-09-25T05:34:22"},{"id":437266,"import_question_id":22093,"audit_type":"QUALITY_GATE","auditor_name":"quality-gate","status":"FAIL","score":0.762,"input_snapshot":"","result_json":"{\"warnings\": [], \"graded_gate\": true, \"hard_failed\": [\"VISION\", \"COHERENCE\", \"ANSWER\"]}","created_at":"2026-09-25T05:34:22"}]}