Question: What is the licence plate code for the capital that is the twinned administrative body of Rostock?
Choices:
RH
HR
粤A
FR
NAM
UY
LV
WL
CA
SO
Answer: LV
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "capital" . ?e_1 <twinned_administrative_body> ?e . ?e_1 <pred:name> "Rostock" .  ?e <licence_plate_code> ?pv .  }
Program:
function: Find
inputs: Rostock
function: Relate
dependencies: 0
inputs: twinned administrative body
forward
function: FilterConcept
dependencies: 1
inputs: capital
function: QueryAttr
dependencies: 2
inputs: licence plate code