《宋史·本纪·卷十五》
十三日，下诏：宗室任使相虽年满十年，也不磨勘转官。
甲午，诏宗室使相虽及十年，更不取旨磨勘。
On the 13th, an imperial edict was issued: Zongshi served as prime minister and was not transferred even after ten years.
<s>[INST] Kindly elucidate the central themes in this passage in English: 甲午，诏宗室使相虽及十年，更不取旨磨勘。 [/INST] On the 13th, an imperial edict was issued: Zongshi served as prime minister and was not transferred even after ten years.</s>
Kindly elucidate the central themes in this passage in English: 甲午，诏宗室使相虽及十年，更不取旨磨勘。
user
On the 13th, an imperial edict was issued: Zongshi served as prime minister and was not transferred even after ten years.
assistant