The KnowledgeWorks object base (all the KnowledgeWorks CLOS objects and any optimized structures) may be cleared by choosing Memory > Clear Objects from the KnowledgeWorks Listener, or by calling the function reset.
KnowledgeWorks rules may be cleared by choosing Memory > Clear Rules from the KnowledgeWorks Listener, or by calling the function clear-rules. Clearing the rules does not remove the default context default-context but all the rules in it are removed.
KnowledgeWorks object base and rules may be cleared by choosing KnowledgeWorks > Memory > Clear Objects and Rules from the KnowledgeWorks Listener, or by calling the function clear-all. CLOS class definitions remain in effect.
KnowledgeWorks and Prolog User Guide (Windows version) - 01 Dec 2021 19:36:03