Question: What is the connection between headache to brain tumor?
Choices: official symbol
located on astronomical location
broadcast by
league
winner
screenwriter
discoverer or inventor
symptom of
drafted by
significant event
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "headache" . ?e_2 <pred:name> "brain tumor" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: headache
function: Find
inputs: brain tumor
function: QueryRelation
dependencies: 0
1
Answer: symptom of