{"ok":true,"question":{"id":21104,"question_uuid":"ffadd698-0285-4876-9316-7aabbcf8248f","job_id":4,"source_file":"A中考/2026江苏中考期末数学试卷+答案830.pdf","source_page_start":8,"source_page_end":9,"source_bbox":"[30.0, 387.9, 557.04, 796.15]","subject_code":"math","grade_level":"JUNIOR","tree_code":"KT_JUNIOR_MATH_STANDARD","question_type":"comprehensive","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"如图, AB是半圆O的直径, 点P是半圆上不与点A, B重合的一个动点,延长BP到点C, 使PC = PB, D是AC的中点, 连接PD, PO． 2026-06-22 2026-06-22\", \"type\": \"text\"}, {\"kind\": \"embedded_image\", \"type\": \"figure\", \"width\": 708, \"height\": 624, \"sha256\": \"65b1c421090af90b76f4fa1fac728743d6376d663a8e50b40ba77a762001b0ad\", \"caption\": \"\", \"asset_key\": \"math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/ffadd698-0285-4876-9316-7aabbcf8248f/65b1c421090a.png\", \"public_url\": \"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/ffadd698-0285-4876-9316-7aabbcf8248f/65b1c421090a.png\", \"source_bbox\": [30.0, 483.26995849609375, 171.6999969482422, 616.3399658203125], \"source_page\": 8}, {\"type\": \"subquestion\", \"index\": 1, \"blocks\": [{\"text\": \"求证:△CDP ≅△POB;\", \"type\": \"text\"}]}, {\"type\": \"subquestion\", \"index\": 2, \"blocks\": [{\"text\": \"填空: ①若AB = 4, 则四边形AOPD的最大面积为____; ②连接OD, 当∠PBA的度数为_____时, 四边形BPDO是菱形.\", \"type\": \"text\"}]}], \"source\": {\"bbox\": [30.0, 387.9, 557.04, 796.15], \"file\": \"A中考/2026江苏中考期末数学试卷+答案830.pdf\", \"regions\": [{\"bbox\": [30.0, 387.9, 557.04, 796.15], \"page\": 8}, {\"bbox\": [498.1, 782.87, 557.04, 796.15], \"page\": 9}], \"section\": \"match\", \"page_end\": 9, \"page_start\": 8, \"section_label\": \"智适化匹配练习   ★ 交互式系统学习\", \"answer_regions\": []}, \"version\": 1, \"grade_level\": \"JUNIOR\", \"number_label\": \"6\", \"subject_code\": \"math\", \"question_type\": \"comprehensive\", \"content_sha256\": \"3b8f3bf5e29427a69444563ff777b6e2a168a2fa43c7b11403836f9a8a133bf8\"}","body_html":"<div>如图, AB是半圆O的直径, 点P是半圆上不与点A, B重合的一个动点,延长BP到点C, 使PC = PB, D是AC的中点, 连接PD, PO． 2026-06-22 2026-06-22<img class=\"question-figure\" src=\"http://tikupdfpng.mtwlkj.net:5129/qbank/math/2026/09/16de2e24-a616-456b-83c5-3364ab6bd928/ffadd698-0285-4876-9316-7aabbcf8248f/65b1c421090a.png\" style=\"width:188.9px!important;max-width:100%;height:auto\" alt=\"\" title=\"点击查看原图\"><br>（1）求证:△CDP ≅△POB;<br>（2）填空: ①若AB = 4, 则四边形AOPD的最大面积为____; ②连接OD, 当∠PBA的度数为_____时, 四边形BPDO是菱形.</div>","answer_html":"","ways_html":"","explain_html":null,"difficulty":2,"score":null,"year":null,"parse_status":"PARSED","qa_status":"QUARANTINED","retry_count":0,"final_score":null,"error_message":"处理异常: LLM call failed after retries: HTTPConnectionPool(host='127.0.0.1', port=8092): Read timed out. 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