van jba lujvo

x₁ is a grape of species/variety x₂.

In notes:

skospa: x₁ is a vine of genus/species/variety x₂.
vanjbajisra: ji₁ is made of/contains/is a quantity of grape juice made from grape/grapes ji₂=jb₁=v₂.
zi'u (exp!): the referent of itself; guards the scope of the sumti
spavineia: x₁ is a grapevine (genus Vitis) of species x₂