Question: Which has the largest population among the metropolitan areas that are in California which contains Placer County?
Choices: Seattle metropolitan area
Greater Los Angeles Area
Greater Houston
San Francisco Bay Area
Greater St. Louis
Portland metropolitan area
Pittsburgh metropolitan area
Chicago metropolitan area
New Orleans metropolitan area
Washington metropolitan area
SPARQL: SELECT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "metropolitan area" . ?e <located_in_the_administrative_territorial_entity> ?e_1 . ?e_1 <pred:name> "California" . ?e_2 <located_in_the_administrative_territorial_entity> ?e_1 . ?e_2 <pred:name> "Placer County" .  ?e <population> ?pv . ?pv <pred:value> ?v .  } ORDER BY DESC(?v) LIMIT 1
Program:
function: Find
inputs: Placer County
function: Relate
dependencies: 0
inputs: located in the administrative territorial entity
forward
function: Find
inputs: California
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: located in the administrative territorial entity
backward
function: FilterConcept
dependencies: 4
inputs: metropolitan area
function: SelectAmong
dependencies: 5
inputs: population
largest
Answer: Greater Los Angeles Area