<!ELEMENT svg (rect, script, (elt0|elt1)*)>
<!ATTLIST svg
xmlns CDATA #FIXED "http://www.w3.org/2000/svg"
name CDATA #IMPLIED>
<!ELEMENT rect EMPTY>
<!ATTLIST rect
x CDATA #REQUIRED
y CDATA #REQUIRED
width CDATA #REQUIRED
height CDATA #REQUIRED>
<!ELEMENT script (#PCDATA)>
<!ATTLIST script type CDATA #IMPLIED>