Question: What is the box office of the movie titled Iron Sky?
Choices:
1407000000 United States dollar
83000000 United States dollar
7637407.77 euro
8135031 United States dollar
97009150 United States dollar
43935763 United States dollar
102000000 United States dollar
3484331 United States dollar
87892388 United States dollar
75082668 United States dollar
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: title
Iron Sky
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttr
dependencies: 2
inputs: box office
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <title> ?pv_1 . ?pv_1 <pred:value> "Iron Sky" . ?e <box_office> ?pv .  }
Answer: 8135031 United States dollar