.htaccess

    
Options +FollowSymLinks
# Turn off MultiViews
Options -MultiViews

# Directive to ensure *.rdf files served as appropriate content type,
# if not present in main apache config
AddType application/rdf+xml .rdf
AddType application/rdf+xml .owl
AddType text/turtle .ttl

RewriteEngine on


#Rewrite rules for semsur vocabulary 
RewriteCond %{HTTP_ACCEPT} !application/rdf\+xml.*(text/html|application/xhtml\+xml|text/\*|\*/\*)
RewriteCond %{HTTP_ACCEPT} text/html [OR]
RewriteCond %{HTTP_ACCEPT} application/xhtml\+xml [OR]
RewriteCond %{HTTP_ACCEPT} text/\* [OR]
RewriteCond %{HTTP_ACCEPT} \*/\* [OR]
RewriteCond %{HTTP_USER_AGENT} ^Mozilla/.*
RewriteRule ^$ http://sda.tech/SemSur/Documentation/Semsur.html  [R=303,NE,L]
RewriteCond %{HTTP_ACCEPT} ^.*application/rdf\+xml.*
RewriteRule ^$ https://raw.githubusercontent.com/saidfathalla/SemSur/master/SemSur.owl [R=303,NE,L]
#default response owl
RewriteRule ^$ https://raw.githubusercontent.com/saidfathalla/SemSur/master/SemSur.owl [R=303,NE,L]