Question: Which agency is headquartered in Hamburg?
Choices: Image Entertainment
The McClatchy Company
Chevrolet
Hamburger SV
United States Conference of Catholic Bishops
Vigor Shipyards
Academy of Television Arts & Sciences
The Coca-Cola Company
FC St. Pauli
McDonald's
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "agent" . ?e <headquarters_location> ?e_1 . ?e_1 <pred:name> "Hamburg" .   }
Program:
function: Find
inputs: Hamburg
function: Relate
dependencies: 0
inputs: headquarters location
backward
function: FilterConcept
dependencies: 1
inputs: agent
function: What
dependencies: 2
Answer: Hamburger SV