Question: What is the connection between Polk County (the one whose inception time is 1853) to United States of America?
Choices: country
enclave within
employer
place of publication
indigenous to
exported to
chief executive officer
dissertation submitted to
based on
designed to carry
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Polk County" . ?e_1 <inception> ?pv . ?pv <pred:year> 1853 . ?e_2 <pred:name> "United States of America" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: Polk County
function: FilterYear
dependencies: 0
inputs: inception
1853
=
function: Find
inputs: United States of America
function: QueryRelation
dependencies: 1
2
Answer: country