|E7-CIDOC -This class comprises actions intentionally carried out by instances of E39 Actor that result in changes of state in the cultural, social, or physical systems documented. This notion includes complex, composite and long-lasting actions such as the building of a settlement or a war, as well as simple, short-lived actions such as the opening of a door.
++Philosurfical: There are 2 binary relations here, which have been translated in ocml only as slots. See the original documentation for reference. Had-a-general-purpose has been omitted. Does not appear to add anything useful.Same for used-object-of type.
Class(ACTIVITY partial EVENT
Class Description/Definition (Necessary Conditions)