Question: What is the watershed area of the river that is partially within Austria?
Choices: 528100 square kilometre
34600 square kilometre
185000 square kilometre
207200 square kilometre
817000 square kilometre
1371010 square kilometre
58800 square kilometre
15300 square kilometre
2981000 square kilometre
668217 square kilometre
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "river" . ?e_1 <partially_contains> ?e . ?e_1 <pred:name> "Austria" .  ?e <watershed_area> ?pv .  }
Program:
function: Find
inputs: Austria
function: Relate
dependencies: 0
inputs: partially contains
forward
function: FilterConcept
dependencies: 1
inputs: river
function: QueryAttr
dependencies: 2
inputs: watershed area
Answer: 817000 square kilometre