Question: What is the elevation (above sea level) of the US city that is the capital of Penobscot County?
Choices:
1629 metre
289 metre
1655 metre
139 metre
1424 metre
377 metre
188 metre
36 metre
321 metre
268 metre
Answer: 36 metre
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e_1 <capital> ?e . ?e_1 <pred:name> "Penobscot County" .  ?e <elevation_above_sea_level> ?pv .  }
Program:
function: Find
inputs: Penobscot County
function: Relate
dependencies: 0
inputs: capital
forward
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: elevation above sea level