Question: When did Dream Theater begin to include Mike Portnoy?
Choices: 1940-08-05
1770
1969-02-25
1929-03-04
2000-04-18
2004-03-16
1828
2009-01-07
2010-08-27
1985
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Dream Theater" . ?e_2 <pred:name> "Mike Portnoy" . ?e_1 <has_part> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <has_part> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: Dream Theater
function: Find
inputs: Mike Portnoy
function: QueryRelationQualifier
dependencies: 0
1
inputs: has part
start time
Answer: 1985