Question: Which area has lower elevation above sea level, Petersburg or Hampton?
Choices: Fairfax
Charlottesville
Lynchburg
Hampton
Suffolk
Danville
Williamsburg
Roanoke
Petersburg
Winchester
SPARQL: SELECT ?e WHERE { { ?e <pred:name> "Petersburg" .  } UNION { ?e <pred:name> "Hampton" .  } ?e <elevation_above_sea_level> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Program:
function: Find
inputs: Petersburg
function: Find
inputs: Hampton
function: SelectBetween
dependencies: 0
1
inputs: elevation above sea level
less
Answer: Hampton