《资治通鉴·后唐纪·后唐纪七》
丙午，尊明宗曹皇后为皇太后。
丙午，尊皇后为皇太后。
On bingwu day, Empress Cao, the Empress of Emperor Mingzong, was elevated to Empress Dowager.
<s>[INST] Explain the meaning of this Classical Chinese passage in English: 丙午，尊皇后为皇太后。 [/INST] On bingwu day, Empress Cao, the Empress of Emperor Mingzong, was elevated to Empress Dowager.</s>
Explain the meaning of this Classical Chinese passage in English: 丙午，尊皇后为皇太后。
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On bingwu day, Empress Cao, the Empress of Emperor Mingzong, was elevated to Empress Dowager.
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