Question: What is the number of software that has the operating system Linux and the official website https://www.apple.com/tw/ios/
Choices:
0
1
2
3
4
5
6
7
8
9
Answer: 0
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "software" . ?e <operating_system> ?e_1 . ?e_1 <pred:name> "Linux" .  ?e <official_website> ?pv . ?pv <pred:value> "https://www.apple.com/tw/ios/" .  }
Program:
function: Find
inputs: Linux
function: Relate
dependencies: 0
inputs: operating system
backward
function: FilterConcept
dependencies: 1
inputs: software
function: FindAll
function: FilterStr
dependencies: 3
inputs: official website
https://www.apple.com/tw/ios/
function: FilterConcept
dependencies: 4
inputs: software
function: And
dependencies: 2
5
function: Count
dependencies: 6