 green rectangle on the blue box
to the right.</p>
<!-- this is example filtersubregion00.svg from the specification -->
<svg width="400" height="400">
	<defs>
		<filter id="flood" x="0" y="0" width="100%" height="100%" primitiveUnits="objectBoundingBox">
		   <feFlood x="25%" y="25%" width="50%" height="50%"
					flood-color="green" flood-opacity="0.75"/>
		</filter>
		<filter id="blend" primitiveUnits="objectBoundingBox">
		   <feBlend x="25%" y="25%" width="50%" height="50%"
					in2="SourceGraphic" mode