Question: How many Winter Olympic Games were officially opened by Ricky Jay and ended before 1972?
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SPARQL: SELECT (COUNT(DISTINCT ?e) AS ?count) WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "Winter Olympic Games" . ?e <officially_opened_by> ?e_1 . ?e_1 <pred:name> "Ricky Jay" .  ?e <end_time> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1972 ) .  }
Program:
function: Find
inputs: Ricky Jay
function: Relate
dependencies: 0
inputs: officially opened by
backward
function: FilterConcept
dependencies: 1
inputs: Winter Olympic Games
function: FindAll
function: FilterYear
dependencies: 3
inputs: end time
1972
<
function: FilterConcept
dependencies: 4
inputs: Winter Olympic Games
function: And
dependencies: 2
5
function: Count
dependencies: 6
Answer: 0