Zhè shǒu cí yòng " wǒ shī jiāo Yáng jūn shī Liǔ ", bǎ liǎng ge rén de xìng xiějìn le shījù.
With 'I lost my proud poplar, you lost your willow', the ci works two people's surnames into the verse.
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history
The first line of 毛泽东's 《蝶恋花·答李淑一》 of 1957. 杨 'poplar' is his wife 杨开慧, killed in 1930, and 柳 'willow' is 柳直荀, the husband of her old school friend 李淑一, killed in 1932. The next line has poplar and willow drifting up to the ninth heaven.