Question: Which port city established since 636 AD is lowest in elevation?
Choices: Barcelona
Tianjin
İzmir
Gibraltar
Alexandre Desplat
Fremantle
Basra
Busan
Alexandria
Odessa
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "port city" . ?e <inception> ?pv_1 . ?pv_1 <pred:year> ?v_1 . FILTER ( ?v_1 > 636 ) . ?e <elevation_above_sea_level> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: FindAll
function: FilterYear
dependencies: 0
inputs: inception
636
>
function: FilterConcept
dependencies: 1
inputs: port city
function: SelectAmong
dependencies: 2
inputs: elevation above sea level
smallest
Answer: Fremantle