yùn zhāng shì yǒng xuě
yùn zhāng shì yǒng xuě write and reply in poems according to original poem's rhyming words Zhang shinv younger brother Wing Suet

shīrén: wáng 'ān shí Wang Anshi
  tiān shàng kōng duō shàng chū hán fēng yìng wēi
   néng zhèn huáng chén qiáng qīn líng bái fēi
   quǎn héng lái jīn chán tōu chū zhù guāng huī
   chéng zhǐ yòu yuán 'ān bèi nián nián xìng