Question: What is the IPv6 routing  prefix for the University in the United Kingdom with Twitter username Bruneluni?
Choices:
2a01:4f8:173:1daf::/64
2620:0:860::/46
2001:7c0:100::/48
2a03:b600:654::/107
2001:630:41::/48
2a03:b600:656::/107
2001:630:62::/48
2001:630:10::/48
2001:630:1c3::/48
2001:630:1b::/48
Answer: 2001:630:10::/48
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "university" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "Bruneluni" . [ <pred:fact_h> ?e ; <pred:fact_r> <Twitter_username> ; <pred:fact_t> ?pv_1 ] <country> ?qpv . ?qpv <pred:value> "United Kingdom" . ?e <IPv6_routing_prefix> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
Bruneluni
function: QFilterStr
dependencies: 1
inputs: country
United Kingdom
function: FilterConcept
dependencies: 2
inputs: university
function: QueryAttr
dependencies: 3
inputs: IPv6 routing prefix