public AgeRestriction newAgeRestriction(int minAge, int maxAge, DateTime referenceDate)
        {
            AgeRestriction ar = new AgeRestriction(this);

            ar.dateReference = referenceDate;
            ar.minAge        = minAge;
            ar.maxAge        = maxAge;

            return(ar);
        }
 public AgeRestriction(AgeRestriction xRestriction) : base(xRestriction)
 {
     this.dateReference = xRestriction.dateReference;
     this.maxAge        = xRestriction.maxAge;
     this.minAge        = xRestriction.minAge;
 }