private static List<EdgeAggregator> InstantiateToTheorem(Trapezoid trapezoid, GroundedClause original)
        {
            List<EdgeAggregator> newGrounded = new List<EdgeAggregator>();

            // If median has not been checked, check now
            if (!trapezoid.IsMedianChecked()) trapezoid.FindMedian();
            // Generate only if the median is valid (exists in the original figure)
            if (!trapezoid.IsMedianValid()) return newGrounded;

            GeometricParallel newParallel1 = new GeometricParallel(trapezoid.median, trapezoid.oppBaseSegment);
            GeometricParallel newParallel2 = new GeometricParallel(trapezoid.median, trapezoid.baseSegment);

            // For hypergraph
            List<GroundedClause> antecedent = new List<GroundedClause>();
            antecedent.Add(original);

            newGrounded.Add(new EdgeAggregator(antecedent, newParallel1, annotation));
            newGrounded.Add(new EdgeAggregator(antecedent, newParallel2, annotation));

            return newGrounded;
        }
        private static List<EdgeAggregator> InstantiateToTheorem(Trapezoid trapezoid, GroundedClause original)
        {
            List<EdgeAggregator> newGrounded = new List<EdgeAggregator>();

            // If median has not been checked, check now
            if (!trapezoid.IsMedianChecked()) trapezoid.FindMedian();
            // Generate only if the median is valid (exists in the original figure)
            if (!trapezoid.IsMedianValid()) return newGrounded;

            Addition sum = new Addition(trapezoid.baseSegment, trapezoid.oppBaseSegment);
            Multiplication product = new Multiplication(new NumericValue(2), trapezoid.median);

            GeometricSegmentEquation gseq = new GeometricSegmentEquation(product, sum);

            // For hypergraph
            List<GroundedClause> antecedent = new List<GroundedClause>();
            antecedent.Add(original);

            newGrounded.Add(new EdgeAggregator(antecedent, gseq, annotation));

            return newGrounded;
        }