is_originating_from
Use it like this:
- [ #is/_originating_from :: Vessel] or
- [ is_originating_from :: Vessel]
The vasculature the lymphatic structure originates, or afferents, from.
Relation describes that: [ #has_/domain :: LymphaticVessel] ( #has_/name :: is_originating_from) ( #has_/range :: Vessel)