<!ELEMENT catalog (catalog_entry*)><!ELEMENT catalog_entry (name, price, item_number, color, size, description)><!ELEMENT name (#PCDATA)><!ELEMENT size (#PCDATA)><!ELEMENT price (#PCDATA)><!ELEMENT item_number (#PCDATA)><!ELEMENT color (#PCDATA)><!-- throw away the modules we don't need --><!ENTITY % xhtml-hypertext.module "IGNORE" ><!ENTITY % xhtml-ruby.module      "IGNORE" ><!ENTITY % xhtml-edit.module      "IGNORE" ><!ENTITY % xhtml-pres.module      "IGNORE" ><!ENTITY % xhtml-applet.module    "IGNORE" ><!ENTITY % xhtml-param.module     "IGNORE" ><!ENTITY % xhtml-bidi.module      "IGNORE" ><!ENTITY % xhtml-form.module      "IGNORE" ><!ENTITY % xhtml-table.module     "IGNORE" ><!ENTITY % xhtml-image.module     "IGNORE" ><!ENTITY % xhtml-csismap.module   "IGNORE" ><!ENTITY % xhtml-ssismap.module   "IGNORE" ><!ENTITY % xhtml-meta.module      "IGNORE" ><!ENTITY % xhtml-script.module    "IGNORE" ><!ENTITY % xhtml-style.module     "IGNORE" ><!ENTITY % xhtml-link.module      "IGNORE" ><!ENTITY % xhtml-base.module      "IGNORE" ><!ENTITY % xhtml-target.module    "IGNORE" ><!-- import the XHTML DTD, at least those parts we aren't ignoring.      You will probably need to change the system ID to point to      whatever directory you've stored the DTD in. --><!ENTITY % xhtml11.mod PUBLIC "-//W3C//DTD XHTML 1.1//EN"                        "xhtml-modularization/DTD/xhtml11.dtd">%xhtml11.mod;<!ELEMENT description (%Block.mix;)+)>