Question: When did a New Jersey county, whose official website is  http://www.co.middlesex.nj.u, reach the population of 828,9191?
Choices:
1922-01-01
1835-01-01
1998-12-01
2017-04-25
2012-04-01
1910-12-31
2009-01-14
1925-06-16
2013-07-01
2255
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.co.middlesex.nj.us
function: FilterConcept
dependencies: 1
inputs: county of New Jersey
function: QueryAttrQualifier
dependencies: 2
inputs: population
828919
point in time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of New Jersey" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://www.co.middlesex.nj.us" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "828919"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Answer: 2013-07-01