Hengwrt Chaucer
The "Hengwrt Chaucer" is part of a collection called the Peniarth Manuscripts which is included by UNESCO in its UK Memory of the World Register , a list of documentary heritage which holds cultural significance specific to the UK . 
<triplet> Hengwrt Chaucer <subj> Peniarth Manuscripts <obj> part of <triplet> Peniarth Manuscripts <subj> Hengwrt Chaucer <obj> has part <subj> Memory of the World Register <obj> heritage designation