Ivan Chalupa

Person human Q22915022
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Ivan Chalupa

Summary

Ivan Chalupa is a human[1]. His place of birth was Prague[2]. He was born on +1954-05-19T00:00:00Z[3]. He worked as a programmer[4], analyst[5], Wikimedian[6], and chess historian[7].

Key Facts

  • Ivan Chalupa was born in Prague[2].
  • Ivan Chalupa was born on +1954-05-19T00:00:00Z[3].
  • Ivan Chalupa held citizenship in Czech Republic[8].
  • Ivan Chalupa worked as a programmer[4].
  • Ivan Chalupa worked as an analyst[5].
  • Ivan Chalupa worked as a Wikimedian[6].
  • Ivan Chalupa's professions included chess historian[7].
  • Ivan Chalupa's image is recorded as Wikipedista Chalupa.jpg[9].
  • Ivan Chalupa is recorded as male[10].
  • Ivan Chalupa's instance of is recorded as human[11].
  • Ivan Chalupa's ISNI is recorded as 0000000393686656[12].
  • Ivan Chalupa's VIAF cluster ID is recorded as 288063437[13].
  • Ivan Chalupa's NL CR AUT ID is recorded as jo2012735779[14].
  • Ivan Chalupa's family name is recorded as Chalupa[15].
  • Ivan Chalupa's given name is recorded as Ivan[16].
  • Ivan Chalupa's topic's main category is recorded as Q23015560[17].
  • Ivan Chalupa's languages spoken, written or signed is recorded as Czech[18].
  • Ivan Chalupa's Wikimedia username is recorded as Chalupa[19].
  • Ivan Chalupa's Databazeknih.cz author ID is recorded as 45874[20].

Body

Origins and Family

Ivan Chalupa was born in Prague[2]. He was born on +1954-05-19T00:00:00Z[3].

Career and Affiliations

Recorded occupations include programmer[4], analyst[5], Wikimedian[6], and chess historian[7].

FAQs

Where was Ivan Chalupa born?

Born in Prague[2], Ivan Chalupa…

What did Ivan Chalupa do for work?

Ivan Chalupa worked as programmer[4], analyst[5], Wikimedian[6], and chess historian[7].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [9] . wikidata.org.
  2. [2] . Czech National Authority Database. Retrieved . wikidata.org.
  3. [10] . wikidata.org.
  4. [8] . wikidata.org.
  5. [11] . wikidata.org.
  6. [4] . wikidata.org.
  7. [5] . wikidata.org.
  8. [6] . wikidata.org.
  9. [7] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [3] . Czech National Authority Database. Retrieved . wikidata.org.
  13. [14] . wikidata.org.
  14. [15] . wikidata.org.
  15. [16] . wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . wikidata.org.
  18. [19] . Retrieved . wikidata.org.
  19. [20] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Ivan Chalupa. Retrieved March 12, 2026, from https://4ort.xyz/entity/ivan-chalupa
MLA “Ivan Chalupa.” 4ort.xyz Knowledge Graph, 4ort.xyz, 12 Mar. 2026, https://4ort.xyz/entity/ivan-chalupa.
BibTeX @misc{4ortxyz_ivan-chalupa_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Ivan Chalupa}}, year = {2026}, url = {https://4ort.xyz/entity/ivan-chalupa}, note = {Accessed: 2026-03-12}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Ivan Chalupa — https://4ort.xyz/entity/ivan-chalupa (retrieved 2026-03-12)

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