"Has improper value for" is a predefined property to track input errors for irregular value annotations that was likely caused by type or allowed value restrictions.
"Has subobject" is a predefined property representing a container construct that allows to accumulate property-value assignments similar to that of a normal wiki page.
en:A container element for several organisation units that the specimen preparation agent represents or to which the agent may belong. (vCard: Org-Unit) +
A container element for several organisation units that the specimen preparation agent represents or to which the agent may belong. (vCard: Org-Unit) +