ci'ertol se'a lujvo

s₁ uninstalls s₂ from system s₃=c₁.

In notes:

ci'erse'a: s₁ installs s₂ into system s₃=c₁.
ci'erse'atci: t₁ is an installer for installing s₂ into system s₃=c₁.
ci'ertolse'atci: t₁ is an uninstaller for uninstalling s₂ from system s₃=c₁.