object_property(Object, Property)
Enumerates, by backtracking, the properties associated with the defined objects. The valid object properties are listed in the language grammar.
object_property(?object_identifier, ?object_property)
type_error(object_identifier, Object)type_error(callable, Property)domain_error(object_property, Property)| ?- object_property(list, Property).
abolish_object/1, create_object/4, current_object/1
extends_object/2-3, instantiates_class/2-3, specializes_class/2-3