Question: Which area has lower elevation above sea level, Colombo or Edmonton (the one that is the birthplace of Nathan Fillion)?
Choices: Cork
Edmonton
Santo Domingo
Abidjan
Kingston
Chihuahua
Trieste
Colombo
Bergen
Dundee
SPARQL: SELECT ?e WHERE { { ?e <pred:name> "Colombo" .  } UNION { ?e <pred:name> "Edmonton" . ?e_1 <place_of_birth> ?e . ?e_1 <pred:name> "Nathan Fillion" .   } ?e <elevation_above_sea_level> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: Find
inputs: Colombo
function: Find
inputs: Nathan Fillion
function: Relate
dependencies: 1
inputs: place of birth
forward
function: Find
inputs: Edmonton
function: And
dependencies: 2
3
function: SelectBetween
dependencies: 0
4
inputs: elevation above sea level
less
Answer: Colombo