Václav Kostlán
type: Person
birth date: 1950-10-28
birth place: Prague
nationality: Czechoslovakia
has occupation: computer scientist
has occupation: photographer
additional property: PropertyValue
  property ID: P19
  value: Prague
additional property: PropertyValue
  property ID: P21
  value: male
additional property: PropertyValue
  property ID: P27
  value: Czechoslovakia
additional property: PropertyValue
  property ID: P31
  value: human
additional property: PropertyValue
  property ID: P106
  value: computer scientist
additional property: PropertyValue
  property ID: P106
  value: photographer
additional property: PropertyValue
  property ID: P214
  value: 84375216
additional property: PropertyValue
  property ID: P569
  value: October 28, 1950
additional property: PropertyValue
  property ID: P691
  value: jx20070529029
additional property: PropertyValue
  property ID: P735
  value: Václav
additional property: PropertyValue
  property ID: P1343
  value: Records of persons of interest
additional property: PropertyValue
  property ID: P7763
  value: works protected by copyrights
confidence:
  popularity graph score:
    score: 0.001
    score pct: 0
    tier: long_tail
    components:
      sitelinks: 0
      sitelinks norm: 0.0
      unique citations: 4
      unique citations norm: 0.002
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 0
  unique citations: 4
  monthly pageviews: 0
  yearly pageviews: 0
  tier: long_tail
claims:
  P19:
    value: Q1085
    source count: 2
    confidence: 0.4
    value label: Prague
  P21:
    value: Q6581097
    source count: 1
    confidence: 0.2
    value label: male
  P27:
    value: Q33946
    source count: 1
    confidence: 0.2
    value label: Czechoslovakia
  P31:
    value: Q5
    source count: 1
    confidence: 0.2
    value label: human
  P106:
    value: Q82594
    source count: 1
    confidence: 0.2
    value label: computer scientist
  P106:
    value: Q33231
    source count: 1
    confidence: 0.2
    value label: photographer
  P214:
    value: 84375216
    source count: 1
    confidence: 0.2
  P569:
    value: +1950-10-28T00:00:00Z
    source count: 2
    confidence: 0.4
  P691:
    value: jx20070529029
    source count: 1
    confidence: 0.2
  P735:
    value: Q1602218
    source count: 1
    confidence: 0.2
    value label: Václav
  P1343:
    value: Q104900509
    source count: 1
    confidence: 0.2
    value label: Records of persons of interest
  P7763:
    value: Q73555012
    source count: 1
    confidence: 0.2
    value label: works protected by copyrights
citations:
  source: Records of persons of interest
  stated in qid: Q104900509
citations:
  source: Czech National Authority Database
  stated in qid: Q13550863
  retrieved: 2020-05-15
citations:
  source: Virtual International Authority File
  stated in qid: Q54919
  retrieved: 2020-06-01
meta:
  wikidata id: Q95110394
  domain: human
  level: standard
  html url: https://4ort.xyz/entity/vaclav-kostlan
  markdown url: https://4ort.xyz/entity/vaclav-kostlan.md
  facts url summary: https://4ort.xyz/entity/vaclav-kostlan/facts.json
  facts url standard: https://4ort.xyz/entity/vaclav-kostlan/facts.json
  facts url full: https://4ort.xyz/entity/vaclav-kostlan/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-23T17:01:14.153148Z
  entity updated at: 2026-03-19T02:41:53.105333+00:00Z
  entity created at: 2026-03-04T21:25:34.897350+00:00Z