<?xml version="1.0" encoding="UTF-8"?> <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified"> <xs:element name="externalTerm"> <xs:complexType> <xs:sequence> <xs:element ref="name" /> <xs:element ref="system" /> </xs:sequence> <xs:attribute name="code" use="required" type="xs:string" /> </xs:complexType> </xs:element> <xs:element name="name"> <xs:complexType mixed="true"> <xs:attribute name="locale" use="required" type="xs:string" /> </xs:complexType> </xs:element> <xs:element name="system" type="xs:string" /> </xs:schema>