Portrait of Roelof Bicker
type: Thing
description: painting by Bartholomeus van der Helst
additional property: PropertyValue
  property ID: P18
  value: Bartholomeus van der Helst - Portrait of Roelof Bicker.jpg
additional property: PropertyValue
  property ID: P31
  value: painting
additional property: PropertyValue
  property ID: P136
  value: portrait
additional property: PropertyValue
  property ID: P170
  value: Bartholomeus van der Helst
additional property: PropertyValue
  property ID: P180
  value: man
additional property: PropertyValue
  property ID: P180
  value: Roelof Bicker
additional property: PropertyValue
  property ID: P186
  value: oil paint
additional property: PropertyValue
  property ID: P186
  value: panel
additional property: PropertyValue
  property ID: P195
  value: Johnny Van Haeften Gallery
additional property: PropertyValue
  property ID: P276
  value: private collection
additional property: PropertyValue
  property ID: P350
  value: 123955
additional property: PropertyValue
  property ID: P528
  value: 9
additional property: PropertyValue
  property ID: P528
  value: 55
additional property: PropertyValue
  property ID: P571
  value: 1642
additional property: PropertyValue
  property ID: P921
  value: Roelof Bicker
additional property: PropertyValue
  property ID: P1257
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additional property: PropertyValue
  property ID: P1257
  value: 61B:31D14
additional property: PropertyValue
  property ID: P1257
  value: 41D223(JERKIN)
additional property: PropertyValue
  property ID: P1476
  value: Portret van Roelof Bicker (1611 -1656)
additional property: PropertyValue
  property ID: P1476
  value: Portrait of Roelof Bicker (1611 -1656)
additional property: PropertyValue
  property ID: P1639
  value: Portrait of Agatha de Vlaming van Oudtshoorn
additional property: PropertyValue
  property ID: P2048
  value: +71.5
additional property: PropertyValue
  property ID: P2049
  value: +60
additional property: PropertyValue
  property ID: P6216
  value: public domain
confidence:
  popularity graph score:
    score: 0.0
    score pct: 0
    tier: long_tail
    components:
      sitelinks: 0
      sitelinks norm: 0.0
      unique citations: 1
      unique citations norm: 0.0
      monthly pageviews: 0
      monthly pageviews norm: 0.0
  sitelinks: 0
  unique citations: 1
  monthly pageviews: 0
  yearly pageviews: 0
  tier: long_tail
claims:
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    value: Bartholomeus van der Helst - Portrait of Roelof Bicker.jpg
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    confidence: 0.0
  P31:
    value: Q3305213
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    value label: painting
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    value: Q134307
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    value label: portrait
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    value label: Bartholomeus van der Helst
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    value: Q8441
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    value label: man
  P180:
    value: Q17386808
    source count: 0
    confidence: 0.0
    value label: Roelof Bicker
  P186:
    value: Q296955
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    value label: oil paint
  P186:
    value: Q106857709
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    confidence: 0.2
    value label: panel
  P195:
    value: Q76245016
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    confidence: 0.2
    value label: Johnny Van Haeften Gallery
  P276:
    value: Q768717
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    value label: private collection
  P350:
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    source count: 0
    confidence: 0.0
  P528:
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    confidence: 0.2
  P528:
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  P571:
    value: +1642-00-00T00:00:00Z
    source count: 0
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    value: Q17386808
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    confidence: 0.0
    value label: Roelof Bicker
  P1257:
    value: 61B(+53)
    source count: 0
    confidence: 0.0
  P1257:
    value: 61B:31D14
    source count: 0
    confidence: 0.0
  P1257:
    value: 41D223(JERKIN)
    source count: 0
    confidence: 0.0
  P1257:
    value: 61B:31A2212(+1)
    source count: 0
    confidence: 0.0
  P1257:
    value: 31A2518
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  P1476:
    value: Portret van Roelof Bicker (1611 -1656)
    source count: 1
    confidence: 0.2
  P1476:
    value: Portrait of Roelof Bicker (1611 -1656)
    source count: 1
    confidence: 0.2
  P1639:
    value: Q30321673
    source count: 1
    confidence: 0.2
    value label: Portrait of Agatha de Vlaming van Oudtshoorn
  P2048:
    value:
      unit: http://www.wikidata.org/entity/Q174728
      amount: +71.5
    source count: 1
    confidence: 0.2

value:
  unit: http://www.wikidata.org/entity/Q174728
  amount: +60
source count: 1
confidence: 0.2

value: Q19652
source count: 0
confidence: 0.0
value label: public domain

source: RKDimages
stated in qid: Q17299580
retrieved: 2022-07-10

wikidata id: Q30321257
domain: painting
level: standard
html url: https://4ort.xyz/entity/portrait-of-roelof-bicker
markdown url: https://4ort.xyz/entity/portrait-of-roelof-bicker.md
facts url summary: https://4ort.xyz/entity/portrait-of-roelof-bicker/facts.json
facts url standard: https://4ort.xyz/entity/portrait-of-roelof-bicker/facts.json
facts url full: https://4ort.xyz/entity/portrait-of-roelof-bicker/facts.json
data source: Wikidata (CC0 / public domain)
license: https://creativecommons.org/publicdomain/zero/1.0/
api version: v1
served at: 2026-08-02T03:35:07.158001Z
entity updated at: 2026-05-03T18:28:36.114423+00:00Z
entity created at: 2026-05-03T14:00:04.131023+00:00Z