2 in notes

mijyjugbau lujvo

x₁ is the Middle Chinese language used by x₂ to communicate x₃.

• lensisku

In notes:

lirjugbau

x₁ is the Old Chinese language used by x₂ to communicate x₃.

saurjugbau

x₁ is the Classical Chinese language used by x₂ to communicate x₃.