• Facets (new session)
• Description
• Metadata
• Settings
  • Rule: ActivityStreamsMapasEquivalentb3sb3sifpdbprdf-labelfacetshttp://dbpedia.org/resource/inference/rules/dbpedia#http://dbpedia.org/resource/inference/rules/opencyc#http://dbpedia.org/resource/inference/rules/umbel#http://dbpedia.org/resource/inference/rules/yago#http://dbpedia.org/schema/property_rules#http://www.ontologyportal.org/inference/rules/SUMO#http://www.ontologyportal.org/inference/rules/WordNet#http://www.w3.org/2002/07/owl#ldpoplwebskos-transurn:det:rdf:labelvirtrdf-labelvirtrdf-urlNone
    
  • Inverse Functional Properties: Disabled (fastest) Apply to subjects only Apply to objects only Apply to both subjects and objects
  • "Same As": Disabled (fastest) Apply to subjects only Apply to objects only Apply to both subjects and objects (recommended) Apply to subjects, objects and predicates (not recommended on big datasets) Apply to predicates only (special use cases only)

About: UFO sightings in Canada     Goto   Sponge   NotDistinct   Permalink

An Entity of Type : yago:Sighting100880269, within Data Space : dbpedia.demo.openlinksw.com associated with source document(s)

Type: yago:WikicatUFOSightingsyago:Abstraction100002137yago:Act100030358yago:Activity100407535yago:Event100029378yago:Look100877127yago:Observation100879759yago:PsychologicalFeature100023100yago:YagoPermanentlyLocatedEntityyago:Sensing100876874yago:SensoryActivity100876737yago:Sighting100880269 New Facet based on Instances of this Class

Below is a partial list of alleged sightings of unidentified flying objects or UFOs in Canada. According to a memo written by the Department of National Defence, sightings of unidentified flying objects in Canada occurred throughout the first half of the twentieth century. However, the Canadian government did not take interest in collecting information on sightings until 1947.