<xsd:group name="ActualResourceGroup"> <xsd:sequence> <xsd:element ref="UnitCost" minOccurs="0" /> <xsd:element ref="Quantity" minOccurs="0" /> <xsd:element ref="TotalCostAmount" minOccurs="0" /> <xsd:group ref="FreeFormTextGroup" /> </xsd:sequence> </xsd:group>