Trisquel
Trisquel ( full name Trisquel GNU/Linux ) is a computer operating system , a Linux distribution , derived from another distribution , Ubuntu . 
<triplet> Trisquel <subj> Linux distribution <obj> instance of <subj> Ubuntu <obj> based on <triplet> Trisquel <subj> Linux distribution <obj> instance of <subj> Ubuntu <obj> based on <triplet> Ubuntu <subj> Trisquel <obj> derivative work <subj> Trisquel <obj> derivative work <subj> Linux distribution <obj> instance of