Question: What public university has a headquarter location of the city that is the twinned administration body of Berkely, where Billie Joe Armstrong works?
Choices: University of Michigan
University of Jena
King's College London
University of York
Royal College of Music
Stony Brook University
FC Carl Zeiss Jena
San Diego State University
Eastern Illinois University
University of Westminster
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "public university" . ?e <headquarters_location> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "city" . ?e_1 <twinned_administrative_body> ?e_2 . ?e_2 <pred:name> "Berkeley" . ?e_3 <work_location> ?e_2 . ?e_3 <pred:name> "Billie Joe Armstrong" .   }
Program:
function: Find
inputs: Billie Joe Armstrong
function: Relate
dependencies: 0
inputs: work location
forward
function: Find
inputs: Berkeley
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: twinned administrative body
backward
function: FilterConcept
dependencies: 4
inputs: city
function: Relate
dependencies: 5
inputs: headquarters location
backward
function: FilterConcept
dependencies: 6
inputs: public university
function: What
dependencies: 7
Answer: University of Jena