This figure shows a Ruleset area in the Rules Designer. It shows an IF/THEN rule. The Advanced Settings are shown and include checkboxes Advanced Mode, and Rule Active. The Advanced Mode and Rule Active checkboxes are checked. The Advanced Settings also include field Priority with value medium and Effective Date with value Always Valid. The IF/THEN rule is: IF <variable> is a <fact type> <insert test> <insert pattern> THEN <insert action>.