《魏书·帝纪·卷五》
二年春正月乙卯，立皇后；蛆。
二年春正月乙卯，立皇后冯氏。
In the first month of spring in the second year, Yimao, the queen was established; Chu.
<s>[INST] Kindly elucidate the central themes in this passage in English: 二年春正月乙卯，立皇后冯氏。 [/INST] In the first month of spring in the second year, Yimao, the queen was established; Chu.</s>
Kindly elucidate the central themes in this passage in English: 二年春正月乙卯，立皇后冯氏。
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In the first month of spring in the second year, Yimao, the queen was established; Chu.
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