《旧唐书·列传·卷五十六》
直到太平公主阴谋败露后，刘幽求被追拜为尚书左仆射、兼侍中；张暐为大理卿，被封为郑国公，实封三百户，一个月后又加封兼雍州长史。
及太平之败，幽求追拜尚书左仆射、兼侍中；暐为大理卿，封邓国公，实封三百户，逾月又加权兼雍州长史。
It was not until Princess Taiping's plot was exposed that Liu Youqiu was posthumously awarded the title of Minister of the Left and concurrently Minister of State, and Zhang Yan was made Minister of Justice and granted the title of Duke of Zheng with a fief of 300 households. A month later, he was additionally appointed as the Prefect of Yongzhou.
<s>[INST] Kindly elucidate the central themes in this passage in English: 及太平之败，幽求追拜尚书左仆射、兼侍中；暐为大理卿，封邓国公，实封三百户，逾月又加权兼雍州长史。 [/INST] It was not until Princess Taiping's plot was exposed that Liu Youqiu was posthumously awarded the title of Minister of the Left and concurrently Minister of State, and Zhang Yan was made Minister of Justice and granted the title of Duke of Zheng with a fief of 300 households. A month later, he was additionally appointed as the Prefect of Yongzhou.</s>
Kindly elucidate the central themes in this passage in English: 及太平之败，幽求追拜尚书左仆射、兼侍中；暐为大理卿，封邓国公，实封三百户，逾月又加权兼雍州长史。
user
It was not until Princess Taiping's plot was exposed that Liu Youqiu was posthumously awarded the title of Minister of the Left and concurrently Minister of State, and Zhang Yan was made Minister of Justice and granted the title of Duke of Zheng with a fief of 300 households. A month later, he was additionally appointed as the Prefect of Yongzhou.
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