Question: Of US cities founded in 1818, which takes up the least area?
Choices: Pontiac
New Haven
Alexandria
Sandusky
Flint
Alton
Bloomington
Oakland
Waukegan
Columbus
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <inception> ?pv_1 . ?pv_1 <pred:year> 1818 . ?e <area> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: inception
1818
=
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: SelectAmong
dependencies: 2
inputs: area
smallest
Answer: Alton