Question: How many American cities are in the Central Time Zone?
Choices:
23
24
25
26
27
28
29
30
31
32
Answer: 24
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <located_in_time_zone> ?e_1 . ?e_1 <pred:name> "Central Time Zone" .  ?e <country> ?e_2 . ?e_2 <pred:name> "United States of America" .  }
Program:
function: Find
inputs: Central Time Zone
function: Relate
dependencies: 0
inputs: located in time zone
backward
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: Find
inputs: United States of America
function: Relate
dependencies: 3
inputs: country
backward
function: FilterConcept
dependencies: 4
inputs: city of the United States
function: And
dependencies: 2
5
function: Count
dependencies: 6