Literature Reference: 离筵俯岐路，四坐半公卿。—— 《送卢二弟茂才罢举游洛谒新相》 Farewell feast overlooks the forked road, half the seats filled with dignitaries. Source from 'Song Lu Er Di Mao Cai Ba Ju You Luo Ye Xin Xiang'.
四: Numbers and numerals.
公:
Meaning: Sì Gōng refers to the dignitaries from all directions, symbolizing nobility and prominence.