Question: What is the Twitter username of the business whose IPv4 routing prefix became 143.4.0.0/14 in 1990?
Choices:
ATLSilverbacks
TheBonnieRaitt
ProcterGamble
GolfHallofFame
warwickuni
tommyboyent
Favre4Official
sheffielduni
shondarhimes
hodakotb
Answer: ProcterGamble
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "business" . ?e <IPv4_routing_prefix> ?pv_1 . ?pv_1 <pred:value> "143.4.0.0/14" . [ <pred:fact_h> ?e ; <pred:fact_r> <IPv4_routing_prefix> ; <pred:fact_t> ?pv_1 ] <start_time> ?qpv . ?qpv <pred:year> 1990 . ?e <Twitter_username> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: IPv4 routing prefix
143.4.0.0/14
function: QFilterYear
dependencies: 1
inputs: start time
1990
=
function: FilterConcept
dependencies: 2
inputs: business
function: QueryAttr
dependencies: 3
inputs: Twitter username