Claim: The Li's notation -jĕ which belongs to the zhī rhyme group.
Evidence: 止 zhǐ (inner) A rime table or rhyme table (simplified Chinese: 韵图; traditional Chinese: 韻圖; pinyin: yùntú; Wade–Giles: yün-t'u) is a Chinese phonological model, tabulating the syllables of the series of rime dictionaries beginning with the Qieyun (601) by their onsets, rhyme groups, tones and other properties.