Question: What do you call a symptom of liver failure system that has 663 as its DiseasesDB identifier?
Choices: itch
anorexia
dyspnea
fatigue
abdominal pain
headache
nausea
vomiting
angina pectoris
fever
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "symptom" . ?e <symptom_of> ?e_1 . ?e_1 <pred:name> "liver failure" .  ?e <DiseasesDB> ?pv . ?pv <pred:value> "663" .  }
Program:
function: Find
inputs: liver failure
function: Relate
dependencies: 0
inputs: symptom of
backward
function: FilterConcept
dependencies: 1
inputs: symptom
function: FindAll
function: FilterStr
dependencies: 3
inputs: DiseasesDB
663
function: FilterConcept
dependencies: 4
inputs: symptom
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: fatigue