Question: How many operating systems, relative to an Unix-like OS, are the operating system of Mesa (the one whose operating system is FreeBSD)   ?
Choices: 0
1
2
3
4
5
6
7
8
9
SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "operating system" . ?e <relative> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "Unix-like operating system" . ?e_2 <operating_system> ?e_1 . ?e_2 <pred:name> "Mesa" . ?e_2 <operating_system> ?e_3 . ?e_3 <pred:name> "FreeBSD" .   }
Program:
function: Find
inputs: FreeBSD
function: Relate
dependencies: 0
inputs: operating system
backward
function: Find
inputs: Mesa
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: operating system
forward
function: FilterConcept
dependencies: 4
inputs: Unix-like operating system
function: Relate
dependencies: 5
inputs: relative
backward
function: FilterConcept
dependencies: 6
inputs: operating system
function: Count
dependencies: 7
Answer: 0