Question: Did the Winter Olympics that came after the 1948 Winter Games open on 1952-02-14 ?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "Winter Olympic Games" . ?e <follows> ?e_1 . ?e_1 <pred:name> "1948 Winter Olympics" .  ?e <start_time> ?pv . ?pv <pred:date> "1952-02-14"^^xsd:date .  }
Program:
function: Find
inputs: 1948 Winter Olympics
function: Relate
dependencies: 0
inputs: follows
backward
function: FilterConcept
dependencies: 1
inputs: Winter Olympic Games
function: QueryAttr
dependencies: 2
inputs: start time
function: VerifyDate
dependencies: 3
inputs: 1952-02-14
=
Answer: yes