Question: How many subscriber does the Twitter user brave have, belonging to an industry whose BUG tracking system for iOS is  https://github.com/brave/browser-ios ?
Choices:
59917
102493
18641
41858
46195
3750089
1388050
205380
66653
25160
Answer: 46195
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "industry" . ?e <bug_tracking_system> ?pv_1 . ?pv_1 <pred:value> "https://github.com/brave/browser-ios" . [ <pred:fact_h> ?e ; <pred:fact_r> <bug_tracking_system> ; <pred:fact_t> ?pv_1 ] <operating_system> ?qpv_1 . ?qpv_1 <pred:value> "iOS" . ?e <Twitter_username> ?pv . ?pv <pred:value> "brave" . [ <pred:fact_h> ?e ; <pred:fact_r> <Twitter_username> ; <pred:fact_t> ?pv ] <number_of_subscribers> ?qpv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: bug tracking system
https://github.com/brave/browser-ios
function: QFilterStr
dependencies: 1
inputs: operating system
iOS
function: FilterConcept
dependencies: 2
inputs: industry
function: QueryAttrQualifier
dependencies: 3
inputs: Twitter username
brave
number of subscribers