Question: Which television station's country is Japan and has Twitter username as tv_asahi_PR ?
Choices: History
TV Tokyo
Univision
Munhwa Broadcasting Corporation
Korean Broadcasting System
CITV
CTV Television Network
NBC
TV Asahi
ESPN
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "television station" . ?e <country> ?e_1 . ?e_1 <pred:name> "Japan" .  ?e <Twitter_username> ?pv . ?pv <pred:value> "tv_asahi_PR" .  }
Program:
function: Find
inputs: Japan
function: Relate
dependencies: 0
inputs: country
backward
function: FilterConcept
dependencies: 1
inputs: television station
function: FindAll
function: FilterStr
dependencies: 3
inputs: Twitter username
tv_asahi_PR
function: FilterConcept
dependencies: 4
inputs: television station
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: TV Asahi