+2 = 5

sī
  1. 職司」、司儀」、各司其事」。
surname Si, to take charge of, to manage, department (under a ministry)​
führen, verwalten (V)​, Si (Eig, Fam)​
diriger, se charger de, s'occuper de, département (administratif, etc.)​, service (administratif)​, (nom de famille)​