Question: Of chemical elements that are nutrients of broccoli, which has the lowest atomic number?
Choices:
Titanic
phosphorus
sodium
selenium
calcium
Eric Dane
manganese
magnesium
zinc
Randy Thom
Program:
function: Find
inputs: broccoli
function: Relate
dependencies: 0
inputs: nutrient
forward
function: FilterConcept
dependencies: 1
inputs: chemical element
function: SelectAmong
dependencies: 2
inputs: atomic number
smallest
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "chemical element" . ?e_1 <nutrient> ?e . ?e_1 <pred:name> "broccoli" .  ?e <atomic_number> ?pv . ?pv <pred:value> ?v .  } ORDER BY ?v LIMIT 1
Answer: sodium