Literature Reference: 青春辞白日，幽壤作黄埃。—— 《忍死留别献监铁裴相公二十叔》 Youth bids farewell to the bright day, as the dark soil turns to yellow dust. Source from 'A Farewell to Inspector Pei, the Twentieth Uncle'.
幽: Serene and concealed, it embodies elegance and composure.
壤: Earth, the nurturing soil.
Meaning: 'Dark soil' symbolizes the resting place of life and eternal tranquility.