IfcDoc.FormatOWL.WriteMinCardRestr C# (CSharp) Method

        private string WriteMinCardRestr(string className, string attrName, int minCard, bool asEntity)
        {
            string output = "";
            if (!asEntity) output += " ;\r\n";
            output += "\trdfs:subClassOf" + "\r\n";

            string tab = "\t";

            if (asEntity == true)
            {
                output += "\t\t[" + "\r\n";
                output += "\t\t\trdf:type owl:Restriction ; " + "\r\n";
                output += "\t\t\towl:onProperty " + attrName + " ;\r\n";
                output += "\t\t\towl:allValuesFrom" + "\r\n";
                tab += "\t\t";
            }

            for (int i = 0; i <= minCard - 1; i++)
            {
                tab += "\t";
                output += tab + "[" + "\r\n";
                output += tab + "\trdf:type owl:Restriction ; " + "\r\n";
                output += tab + "\towl:onProperty list:hasNext ; " + "\r\n";
                output += tab + "\towl:someValuesFrom ";
                if (i != minCard - 1)
                    output += "\r\n";
            }
            output += className + "\r\n";
            for (int i = 0; i <= minCard - 1; i++)
            {
                tab = tab.Substring(1);
                output += tab + "\t]";
                if (i != minCard - 1)
                    output += "\r\n";
            }

            if (asEntity == true)
            {
                output += "\r\n\t\t]";
            }
            return output;
        }