dep:mark: derivational marker dependency
dep:mark is used for marker-like derivational suffixes such as @~fna(V→V) (in order to V) for the morpheme-level annotations.
... negh-na-lu-ku ...
... negh(V)-@~fna(V→V)-[Sbrd.Trns]-[_.3Sg] ...
"... in order to eat it ..."
negh na lu ku \n to-eat in-order-to-V Sbrd.Trns _.3Sg
dep:mark(negh, na)
dep:mark(to-eat, in-order-to-V)
dep:mark in other languages: [ess]