Question: What is the official website for the business whose IRS Employer Identification Number is 20-8686806?
Choices: http://www.hangzhou.gov.cn/
http://www.cooper.edu
http://www.att.com
https://www.giorgiomoroder.com/
http://arsenal-kyiv.com/
http://www.drake.edu
http://www.leonardcohenimyourman.com
http://www.iainglen.com
http://lso.co.uk
http://www.morganspurlock.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "business" . ?e <IRS_Employer_Identification_Number> ?pv_1 . ?pv_1 <pred:value> "20-8686806" . ?e <official_website> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: IRS Employer Identification Number
20-8686806
function: FilterConcept
dependencies: 1
inputs: business
function: QueryAttr
dependencies: 2
inputs: official website
Answer: http://www.att.com