Question: Which one from the governments, bordering Chad, have the largest GDP (PPP) ?
Choices:
Mozambique
Sudan
Bolivia
Tunisia
Zimbabwe
Namibia
Sierra Leone
Germany
Colombia
Niger
Program:
function: Find
inputs: Chad
function: Relate
dependencies: 0
inputs: shares border with
forward
function: FilterConcept
dependencies: 1
inputs: form of government
function: SelectAmong
dependencies: 2
inputs: GDP (PPP)
largest
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "form of government" . ?e_1 <shares_border_with> ?e . ?e_1 <pred:name> "Chad" .  ?e <GDP_(PPP)> ?pv . ?pv <pred:value> ?v .  } ORDER BY DESC(?v) LIMIT 1
Answer: Sudan