Question: Which sovereign state in or along the Atlantic Ocean possesses the lowest mains voltage?
Choices: Socialist Federal Republic of Yugoslavia
Spain
Cambodia
Weimar Republic
Samoa
Canada
Russian Soviet Federative Socialist Republic
Cape Verde
Kiribati
South Sudan
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "sovereign state" . ?e <located_in_or_next_to_body_of_water> ?e_1 . ?e_1 <pred:name> "Atlantic Ocean" .  ?e <mains_voltage> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: Find
inputs: Atlantic Ocean
function: Relate
dependencies: 0
inputs: located in or next to body of water
backward
function: FilterConcept
dependencies: 1
inputs: sovereign state
function: SelectAmong
dependencies: 2
inputs: mains voltage
smallest
Answer: Canada