<?xml version="1.0" encoding="UTF-8"?>

<!-- DTD -->
<!DOCTYPE USER_LIST [
	<!ELEMENT user-list (infor, devices)>
	<!ELEMENT infor (fullname, birthday, address, email)>
	<!ELEMENT fullname (#PCDATA)>
	<!ELEMENT birthday (#PCDATA)>
	<!ELEMENT address (#PCDATA)>
	<!ELEMENT email (#PCDATA)>
	<!ELEMENT devices (device)>
	<!ELEMENT device (name, type, price, manufacturer)>
	<!ELEMENT name (#PCDATA)>
	<!ELEMENT type (#PCDATA)>
	<!ELEMENT price (#PCDATA)>
	<!ELEMENT manufacturer (#PCDATA)>
	<!ENTITY TVD "TRAN VAN DIEP">
]>

<!-- Content -->
<user-list xmlns:abc = "https://gokisoft.com/abc" xmlns:okok = "https://gokisoft.com/okok">
	<abc:infor okok:title = "Hello World!!!">
		<okok:fullname>&TVD;</okok:fullname>
		<okok:birthday>10-10-1999</okok:birthday>
		<abc:address><![CDATA[Nam <> <abc>asdasdas</abc> sdfhdsfkdhs 23 Dinh]]></abc:address>
		<abc:email>tranvandiep.it@gmail.com</abc:email>
	</abc:infor>
	<devices>
		<device>
			<name>Macbook Pro 2015</name>
			<type>Laptop</type>
			<price>$2000</price>
			<manufacturer>Apple</manufacturer>
		</device>
		<device>
			<name>iPhone 10</name>
			<type>Smart Phone</type>
			<price>$1000</price>
			<manufacturer>Apple</manufacturer>
		</device>
	</devices>
</user-list>