Question: Tell me the end time for Solaris  (the one whose Stack Exchange tag is https://stackoverflow.com/tags/solaris) and is developed by Sun Microsystems
Choices:
1911-12-31
2011-12-31
2009-03-20
2010-05-24
1999-04-04
1955-06-05
1906
2002
2009
1878
Answer: 2009
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Solaris" . ?e_1 <Stack_Exchange_tag> ?pv . ?pv <pred:value> "https://stackoverflow.com/tags/solaris" . ?e_2 <pred:name> "Sun Microsystems" . ?e_1 <developer> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <developer> ; <pred:fact_t> ?e_2 ] <end_time> ?qpv .  }
Program:
function: Find
inputs: Solaris
function: FilterStr
dependencies: 0
inputs: Stack Exchange tag
https://stackoverflow.com/tags/solaris
function: Find
inputs: Sun Microsystems
function: QueryRelationQualifier
dependencies: 1
2
inputs: developer
end time