http://ontology.tno.nl/saref#FunctionCategory
Class 'saref:Function category'

owl:Class

A Function Category provides a way to classify functions according to a certain point of view, for example, considering the specific application area for which a function can be used (e.g., light, temperature, motion, heat, power, etc.), or the capability that a function can support (e.g., receive, reply, notify, etc.), and so forth.

Function category

owl:Thing