Question: What is the connection between David Copperfield (the one whose publication date is 1911-01-01) to United States of America?
Choices: symptom of
used by
licensed to broadcast to
nutrient
founded by
symptoms
country of origin
dissertation submitted to
penalty
signatory
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "David Copperfield" . ?e_1 <publication_date> ?pv . ?pv <pred:date> "1911-01-01"^^xsd:date . ?e_2 <pred:name> "United States of America" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: David Copperfield
function: FilterDate
dependencies: 0
inputs: publication date
1911-01-01
=
function: Find
inputs: United States of America
function: QueryRelation
dependencies: 1
2
Answer: country of origin