Question: What country does the higher education institution that is the parent organization of Birkbeck, University of London, and having the Twitter username of UoLondon belong to?
Choices: Indonesia
United States of America
Panama
United Kingdom
Kazakhstan
Portugal
Venezuela
Saxe-Weimar-Eisenach
Australia
Peru
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "higher education institution" . ?e_1 <parent_organization> ?e . ?e_1 <pred:name> "Birkbeck, University of London" .  ?e <Twitter_username> ?pv . ?pv <pred:value> "UoLondon" . [ <pred:fact_h> ?e ; <pred:fact_r> <Twitter_username> ; <pred:fact_t> ?pv ] <country> ?qpv .  }
Program:
function: Find
inputs: Birkbeck, University of London
function: Relate
dependencies: 0
inputs: parent organization
forward
function: FilterConcept
dependencies: 1
inputs: higher education institution
function: QueryAttrQualifier
dependencies: 2
inputs: Twitter username
UoLondon
country
Answer: United Kingdom