Question: Which pain has the UMLS CUI of C0018681?
Choices: vomiting
nausea
angina pectoris
headache
dyspnea
abdominal pain
itch
fever
fatigue
anorexia
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "pain" . ?e <UMLS_CUI> ?pv . ?pv <pred:value> "C0018681" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: UMLS CUI
C0018681
function: FilterConcept
dependencies: 1
inputs: pain
function: What
dependencies: 2
Answer: headache