Question: Among the rivers with discharge not equal to 3400 cubic metre per second,which one has the largest watershed area ?
Choices: Ohio River
River Thames
Columbia River
Hudson River
Ulster County
Danube
Amazon
Mississippi River
Missouri River
Rhine
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "river" . ?e <discharge> ?pv_1 . ?pv_1 <pred:unit> "cubic metre per second" . ?pv_1 <pred:value> ?v_1 . FILTER ( ?v_1 != "3400"^^xsd:double ) . ?e <watershed_area> ?pv . ?pv <pred:value> ?v .  } ORDER BY DESC(?v) LIMIT 1
Program:
function: FindAll
function: FilterNum
dependencies: 0
inputs: discharge
3400 cubic metre per second
!=
function: FilterConcept
dependencies: 1
inputs: river
function: SelectAmong
dependencies: 2
inputs: watershed area
largest
Answer: Amazon