Question: What is the date that The Postman (whose ISBN-10 is 84-7002-400-0) received a John W. Campbell Memorial Award for Best Science Fiction Novel?
Choices: 1947-12-31
2001-02-15
1970-05-06
1920-01-01
2007-10-24
1999-09-15
1955-01-01
1998-02-18
1831
1986
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "The Postman" . ?e_1 <ISBN-10> ?pv . ?pv <pred:value> "84-7002-400-0" . ?e_2 <pred:name> "John W. Campbell Memorial Award for Best Science Fiction Novel" . ?e_1 <award_received> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e_2 ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: The Postman
function: FilterStr
dependencies: 0
inputs: ISBN-10
84-7002-400-0
function: Find
inputs: John W. Campbell Memorial Award for Best Science Fiction Novel
function: QueryRelationQualifier
dependencies: 1
2
inputs: award received
point in time
Answer: 1986