Question: Regarding cities of Pennsylvania that do not lie on  77,000,000 square km, which one covers the smallest area ?
Choices:
Williamsport
Lancaster
Philadelphia
Chester
Scranton
Pittsburgh
Greensburg
Altoona
York
Easton
Answer: Greensburg
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of Pennsylvania" . ?e <area> ?pv_1 . ?pv_1 <pred:unit> "square kilometre" . ?pv_1 <pred:value> ?v_1 . FILTER ( ?v_1 != "77000000"^^xsd:double ) . ?e <area> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: FindAll
function: FilterNum
dependencies: 0
inputs: area
77000000 square kilometre
!=
function: FilterConcept
dependencies: 1
inputs: city of Pennsylvania
function: SelectAmong
dependencies: 2
inputs: area
smallest