Question: What is Ravenna's UN/LOCODE?
Choices:
RUMOW
PKRWP
ITLCV
ITVIC
DEBER
KRPUS
ITRAN
DEFRA
ITMAN
ITVCE
Answer: ITRAN
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Ravenna" . ?e <UN/LOCODE> ?pv .  }
Program:
function: Find
inputs: Ravenna
function: QueryAttr
dependencies: 0
inputs: UN/LOCODE