Question: Which has the lowest elevation above sea level among the Pennsylvania cities whose population is not 900?
Choices:
Easton
Chester
Reading
Scranton
Erie
Philadelphia
Allentown
Harrisburg
Johnstown
Altoona
Answer: Philadelphia
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of Pennsylvania" . ?e <population> ?pv_1 . ?pv_1 <pred:unit> "1" . ?pv_1 <pred:value> ?v_1 . FILTER ( ?v_1 != "900"^^xsd:double ) . ?e <elevation_above_sea_level> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: FindAll
function: FilterNum
dependencies: 0
inputs: population
900
!=
function: FilterConcept
dependencies: 1
inputs: city of Pennsylvania
function: SelectAmong
dependencies: 2
inputs: elevation above sea level
smallest