/// <summary>
/// Calculates the overall result of running the rule on a single CO.
/// </summary>
/// <remarks>The values of each Check() result are OR'ed to create the overall result.
/// That is, if any Check() call returned True, then the result for the whole rule is set to True.
/// </remarks>
/// <returns></returns>
public bool SetTrueOrFalse()
{
RuleResult val = new RuleResult()
{
Result = false, OP = OPERAND.OR
}; //OR is default, so we have to start with false
//Parse the output
OutputItems.ForEach(oi => val.ParseNext(oi));
CleanUpOperands();
Result = val;
return(val);
}