Question: What is the birth name of the person who is Emily Blunt's spouse?
Choices:
John Burke Krasinski
Marion Robert Morrison
Paul-Michel Foucault
Maurice Bernard Sendak
David Lee Roth
Frances Ethel Gumm
Robert Wyatt Ellidge
Μαργαρίτα Ιμπραΐμοφ
Kevin Michael Costner
Winifred Jacqueline Fraser Bisset
Program:
function: Find
inputs: Emily Blunt
function: Relate
dependencies: 0
inputs: spouse
backward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: birth name
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <spouse> ?e_1 . ?e_1 <pred:name> "Emily Blunt" .  ?e <birth_name> ?pv .  }
Answer: John Burke Krasinski