//Rule: Robert and John are male
public static IExpression GetMaleExpression()
{
var robert = new TerminalExpression("Robert");
var john = new TerminalExpression("John");
return(new OrExpression(robert, john));
}
//Rule: Julie is a married woman
public static IExpression GetMarriedWomanExpression()
{
var julie = new TerminalExpression("Julie");
var married = new TerminalExpression("Married");
return(new AndExpression(julie, married));
}