Question: What's the role of  Sun (the one whose oblateness is 9e-06) in its parent astronomical body, Solar System?
Choices: television producer
Ukrainian Soviet Socialist Republic
guitarist
Intelectual author
chairperson
human settlement
civil parish
London borough
primary body
lead vocalist
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Sun" . ?e_1 <flattening> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "9e-06"^^xsd:double . ?e_2 <pred:name> "Solar System" . ?e_1 <parent_astronomical_body> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <parent_astronomical_body> ; <pred:fact_t> ?e_2 ] <subject_has_role> ?qpv .  }
Program:
function: Find
inputs: Sun
function: FilterNum
dependencies: 0
inputs: flattening
9e-06
=
function: Find
inputs: Solar System
function: QueryRelationQualifier
dependencies: 1
2
inputs: parent astronomical body
subject has role
Answer: primary body