xmark dataset

<!-- DTD for auction database -->

<!-- $Id: auction.dtd,v 1.15 2001/01/29 21:42:35 albrecht Exp $ -->

<!ELEMENT site            (regions, categories, catgraph, people, open_auctions, closed_auctions)>

<!ELEMENT categories      (category+)>

<!ELEMENT category        (name, description)>

<!ATTLIST category        id ID #REQUIRED>

<!ELEMENT name            (#PCDATA)>

<!ELEMENT description     (text | parlist)>

<!ELEMENT text            (#PCDATA | bold | keyword | emph)*>

<!ELEMENT bold		  (#PCDATA | bold | keyword | emph)*>

<!ELEMENT keyword	  (#PCDATA | bold | keyword | emph)*>

<!ELEMENT emph		  (#PCDATA | bold | keyword | emph)*>

<!ELEMENT parlist	  (listitem)*>

<!ELEMENT listitem        (text | parlist)*>

<!ELEMENT catgraph        (edge*)>

<!ELEMENT edge            EMPTY>

<!ATTLIST edge            from IDREF #REQUIRED to IDREF #REQUIRED>

<!ELEMENT regions         (africa, asia, australia, europe, namerica, samerica)>

<!ELEMENT africa          (item*)>

<!ELEMENT asia            (item*)>

<!ELEMENT australia       (item*)>

<!ELEMENT namerica        (item*)>

<!ELEMENT samerica        (item*)>

<!ELEMENT europe          (item*)>

<!ELEMENT item            (location, quantity, name, payment, description, shipping, incategory+, mailbox)>

<!ATTLIST item            id ID #REQUIRED

                          featured CDATA #IMPLIED>

<!ELEMENT location        (#PCDATA)>

<!ELEMENT quantity        (#PCDATA)>

<!ELEMENT payment         (#PCDATA)>

<!ELEMENT shipping        (#PCDATA)>

<!ELEMENT reserve         (#PCDATA)>

<!ELEMENT incategory      EMPTY>

<!ATTLIST incategory      category IDREF #REQUIRED>

<!ELEMENT mailbox         (mail*)>

<!ELEMENT mail            (from, to, date, text)>

<!ELEMENT from            (#PCDATA)>

<!ELEMENT to              (#PCDATA)>

<!ELEMENT date            (#PCDATA)>

<!ELEMENT itemref         EMPTY>

<!ATTLIST itemref         item IDREF #REQUIRED>

<!ELEMENT personref       EMPTY>

<!ATTLIST personref       person IDREF #REQUIRED>

<!ELEMENT people          (person*)>

<!ELEMENT person          (name, emailaddress, phone?, address?, homepage?, creditcard?, profile?, watches?)>

<!ATTLIST person          id ID #REQUIRED>

<!ELEMENT emailaddress    (#PCDATA)>

<!ELEMENT phone           (#PCDATA)>

<!ELEMENT address         (street, city, country, province?, zipcode)>

<!ELEMENT street          (#PCDATA)>

<!ELEMENT city            (#PCDATA)>

<!ELEMENT province        (#PCDATA)>

<!ELEMENT zipcode         (#PCDATA)>

<!ELEMENT country         (#PCDATA)>

<!ELEMENT homepage        (#PCDATA)>

<!ELEMENT creditcard      (#PCDATA)>

<!ELEMENT profile         (interest*, education?, gender?, business, age?)>

<!ATTLIST profile         income CDATA #IMPLIED>

<!ELEMENT interest        EMPTY>

<!ATTLIST interest        category IDREF #REQUIRED>

<!ELEMENT education       (#PCDATA)>

<!ELEMENT income          (#PCDATA)>

<!ELEMENT gender          (#PCDATA)>

<!ELEMENT business        (#PCDATA)>

<!ELEMENT age             (#PCDATA)>

<!ELEMENT watches         (watch*)>

<!ELEMENT watch           EMPTY>

<!ATTLIST watch           open_auction IDREF #REQUIRED>

<!ELEMENT open_auctions   (open_auction*)>

<!ELEMENT open_auction    (initial, reserve?, bidder*, current, privacy?, itemref, seller, annotation, quantity, type, interval)>

<!ATTLIST open_auction    id ID #REQUIRED>

<!ELEMENT privacy         (#PCDATA)>

<!ELEMENT initial         (#PCDATA)>

<!ELEMENT bidder          (date, time, personref, increase)>

<!ELEMENT seller          EMPTY>

<!ATTLIST seller          person IDREF #REQUIRED>

<!ELEMENT current         (#PCDATA)>

<!ELEMENT increase        (#PCDATA)>

<!ELEMENT type            (#PCDATA)>

<!ELEMENT interval        (start, end)>

<!ELEMENT start           (#PCDATA)>

<!ELEMENT end             (#PCDATA)>

<!ELEMENT time            (#PCDATA)>

<!ELEMENT status          (#PCDATA)>

<!ELEMENT amount          (#PCDATA)>

<!ELEMENT closed_auctions (closed_auction*)>

<!ELEMENT closed_auction  (seller, buyer, itemref, price, date, quantity, type, annotation?)>

<!ELEMENT buyer           EMPTY>

<!ATTLIST buyer           person IDREF #REQUIRED>

<!ELEMENT price           (#PCDATA)>

<!ELEMENT annotation      (author, description?, happiness)>

<!ELEMENT author          EMPTY>

<!ATTLIST author          person IDREF #REQUIRED>

<!ELEMENT happiness       (#PCDATA)>

#!/bin/bash

# Download the XML file.

wget -v http://www.ins.cwi.nl/projects/xmark/Assets/standard.gz

# Download the DTD file.

wget -v http://www.ins.cwi.nl/projects/xmark/Assets/auction.dtd

# Extract the XML file.

gzip -d standard.gz

 No newline at end of file

#!/bin/bash

#      | sort by number of nodes (equivalent to number of "{")

cat $1 | awk '{print gsub("{","{"), $0}' | sort -n  | cut -d' ' -f2- > "${1%.bracket}_sorted.bracket"