Question: Which is the notable work as a literature work of William Blake?
Paraphrase: Which is the outstanding work as a writing work of William Blake?
SPARQL (Wikidata):  select distinct ?obj where { wd:Q41513 wdt:P800 ?obj . ?obj wdt:P31 wd:Q7725634 } 
Answer: Songs of Innocence and of Experience, The Marriage of Heaven and Hell, Jerusalem The Emanation of the Giant Albion, Milton, Vala, or The Four Zoas