<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE plants [
	<!ELEMENT plants (plant)*>
	<!ELEMENT plant (flower, name)>
	<!ELEMENT flower (#PCDATA)>
	<!ELEMENT name (#PCDATA)>
	<!ATTLIST flower colour CDATA #IMPLIED>
]>
<plants>
	<plant>
		<flower colour="green"></flower>
		<name>Arum apulum</name>
	</plant>
	<plant>
		<flower colour="green,brown"></flower>
		<name>Arum discoridis</name>
	</plant>
	<fish>Wrasse</fish>
</plants>