<!ELEMENT PriceAvailabilityResponse (Account, Item_no, Price, WarehouseData*, ReturnCode)>
<!ELEMENT Account (#PCDATA)>
<!ELEMENT Item_no (#PCDATA)>
<!ELEMENT Price (#PCDATA)>
<!ELEMENT WarehouseData (WarehouseCode, WarehouseName, AvailableQTY)>
<!ELEMENT WarehouseCode (#PCDATA)>
<!ELEMENT WarehouseName (#PCDATA)>
<!ELEMENT AvailableQTY (#PCDATA)>
<!ELEMENT ReturnCode (#PCDATA)>