xml schema for the child element

<Address Name="John">
   	<Street>1234 Main St.</Street>
</Address>

<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs = "http://www.w3.org/2001/XMLSchema">
   <xs:element name = "Address">
      <xs:complexType>
         <xs:sequence>
            <xs:element name="Street" type="xs:string" />
	          <xs:element name="Zipcode" type="xs:string" minOccurs="0" maxOccurs="2"  />
         </xs:sequence>
	       <xs:attribute name="Name" type="xs:string" use="required"/>
      </xs:complexType>
   </xs:element>
</xs:schema>