Question: Among the organizations that make up the hub airport of Qanta, which one is situated the highest in relation to sea level ?
Choices: Pfizer
E. W. Scripps Company
Vigor Shipyards
NBCUniversal
United States Department of the Air Force
Academy of Television Arts & Sciences
Sydney Airport
Perth Airport
Hamburger SV
McDonald's
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "organization" . ?e_1 <airline_hub> ?e . ?e_1 <pred:name> "Qantas" .  ?e <elevation_above_sea_level> ?pv . ?pv <pred:value> ?v .  } ORDER BY DESC(?v) LIMIT 1
Program:
function: Find
inputs: Qantas
function: Relate
dependencies: 0
inputs: airline hub
forward
function: FilterConcept
dependencies: 1
inputs: organization
function: SelectAmong
dependencies: 2
inputs: elevation above sea level
largest
Answer: Perth Airport