gentoo-overlay/media-gfx/eog/metadata.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
<pkgmetadata>
	<herd>gnome</herd>
	<longdescription lang="en">
		The Eye of GNOME image viewer is the official image viewer for the GNOME
		Desktop environment. With it, you can view single image files, as well 
		as large image collections.
	</longdescription>
</pkgmetadata>