This is an HTML document, whose profile is set via a server side include, to be pf-pf-ns-fnd. It is intended itself to be used as a profile or namespace document. Rewrite rules in the .htaccess file set the environment variable arg, (i.e. REDIRECT_arg) which is used as the profile. REDIRECT_SCRIPT_URL=/2001/sw/grddl-wg/td/pf-pf-pf-ns-fnd REDIRECT_SCRIPT_URI=http://www.w3.org/2001/sw/grddl-wg/td/pf-pf-pf-ns-fnd REDIRECT_PROT=http REDIRECT_arg=pf-pf-ns-fnd REDIRECT_SWITCH_SSL=on REDIRECT_STATUS=200 SCRIPT_URL=/2001/sw/grddl-wg/td/pf-pf-pf-ns-fnd SCRIPT_URI=http://www.w3.org/2001/sw/grddl-wg/td/pf-pf-pf-ns-fnd PROT=http SWITCH_SSL=on HTTP_X_CC_ID=ccc01-02 HTTP_HOST=www.w3.org HTTP_USER_AGENT=CCBot/1.0 (+http://www.commoncrawl.org/bot.html) HTTP_ACCEPT=text/html,application/xhtml+xml,text/xml;q=0.9,text/plain;q=0.8,image/png,*/*;q=0.5 HTTP_ACCEPT_LANGUAGE=en-us,en;q=0.5 HTTP_ACCEPT_ENCODING=gzip HTTP_ACCEPT_CHARSET=ISO-8859-1,utf-8;q=0.7,*;q=0.7 HTTP_CONNECTION=close HTTP_CACHE_CONTROL=no-cache HTTP_PRAGMA=no-cache HTTP_X_FWD_IP_ADDR=38.107.179.212 PATH=/usr/local/bin:/usr/bin:/bin SERVER_SIGNATURE= SERVER_SOFTWARE=Apache/2 SERVER_NAME=www.w3.org SERVER_ADDR=128.30.52.53 SERVER_PORT=80 REMOTE_ADDR=38.107.179.212 DOCUMENT_ROOT=/afs/w3.org/pub/WWW SERVER_ADMIN=webreq@w3.org SCRIPT_FILENAME=/afs/w3.org/pub/WWW/2001/sw/grddl-wg/td/pf.shtml REMOTE_PORT=57183 AUTH_TYPE=Basic REDIRECT_URL=/2001/sw/grddl-wg/td/pf-pf-pf-ns-fnd GATEWAY_INTERFACE=CGI/1.1 SERVER_PROTOCOL=HTTP/1.1 REQUEST_METHOD=GET QUERY_STRING= REQUEST_URI=/2001/sw/grddl-wg/td/pf-pf-pf-ns-fnd SCRIPT_NAME=/2001/sw/grddl-wg/td/pf.shtml DATE_LOCAL=Monday, 28-May-2012 07:08:38 GMT DATE_GMT=Monday, 28-May-2012 07:08:38 GMT LAST_MODIFIED=Tuesday, 27-Mar-2007 14:36:15 GMT DOCUMENT_URI=/2001/sw/grddl-wg/td/pf.shtml USER_NAME=mirror DOCUMENT_NAME=pf.shtml