Question: Among the independent cities with a population of less than 7000000, which  one has the largest area?
Choices:
Richmond
Portsmouth
Williamsburg
Danville
Chesapeake
Fairfax
Carson City
Fredericksburg
Virginia Beach
Petersburg
Answer: Virginia Beach
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "independent city" . ?e <population> ?pv_1 . ?pv_1 <pred:unit> "1" . ?pv_1 <pred:value> ?v_1 . FILTER ( ?v_1 < "7000000"^^xsd:double ) . ?e <area> ?pv . ?pv <pred:value> ?v .  } ORDER BY DESC(?v) LIMIT 1
Program:
function: FindAll
function: FilterNum
dependencies: 0
inputs: population
7000000
<
function: FilterConcept
dependencies: 1
inputs: independent city
function: SelectAmong
dependencies: 2
inputs: area
largest