《明史·列传·卷一》
燕王即皇帝位，册封徐氏为皇后。
王即帝位，册为皇后。
King Yan became emperor and crowned Xu as the empress.
<s>[INST] Translate to English, please: 王即帝位，册为皇后。 [/INST] King Yan became emperor and crowned Xu as the empress.</s>
Translate to English, please: 王即帝位，册为皇后。
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King Yan became emperor and crowned Xu as the empress.
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