Template:When on basepage

{{safesubst:#switch:

 {{safesubst:#if:
 | {{safesubst:#if:{{safesubst:#titleparts:{{{page}}}|0|3}}
   | subsubpage    
   | {{safesubst:#if:{{safesubst:#titleparts:{{{page}}}|0|2}}
     | subpage
     | basepage
     }}
   }}
 | {{safesubst:#if:{{safesubst:#titleparts:Template:When on basepage|0|3}}
   | subsubpage    
   | {{safesubst:#if:{{safesubst:#titleparts:Template:When on basepage|0|2}}
     | subpage
     | basepage
     }}
   }}
 }}

| basepage = | subpage = | subsubpage = }}