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Research dossier · People & Ideas

Mariusz Sacha

Polish association football player

Correspondence, annotated notebooks and portrait silhouettes prepared for research
People and ideasInterpretive dossier study · Crown Archives visual atlas
Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionOct 23, 2025
Entity authorityQ2286423 ↗
Source-derived summary

Mariusz Marcin Sacha (born 19 July 1987) is a Polish footballer who plays as a midfielder for Czarni Jaworze.

Career

Club

In July 2011, he moved to his previous club Podbeskidzie Bielsko-Biała on a two-year contract.

National team

He represented Poland at the 2006 UEFA U-19 Championship and the 2007 FIFA U-20 World Cup.

Editorial summary

Begin with the source’s own compact description: “Mariusz Sacha” is polish association football player. The dossier treats that line as a proposition to test through Mariusz, Sacha and Polish, not as a finished interpretation.

Editorial reviewA useful biographical orientation record, particularly for establishing names, roles and a first chronology. The current lead gives the account dated anchors—1987, 2011, 2006, 2007—that can be checked directly. The linked authority record independently contributes the date 1987-07-19. For this dossier, Mariusz, Sacha and Polish is the immediate research focus.
Editorial analysis

Why this record matters

The phrase “polish association football player” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.

Evidence profile

Chronology provides the most reliable spine for this subject; interpretation should follow only after identities and dates are secure. The source revision retrieved here is dated Oct 23, 2025. The linked authority identifier is Q2286423. 1 of 1 selected statements include explicit references; 0 carry qualifiers and 0 use preferred rank. The first chronological checks are 1987, 2011, 2006 and 2007.

Critical limits

Later biographies can compress uncertainty and repeat inherited reputations, so apparently settled claims may still require comparison. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.

How to read it

Read biographical claims against dates, named institutions and the cited references. Distinguish a subject’s later reputation from evidence produced during their lifetime.

Best used for
  • Establishing names and roles
  • Building a first chronology
  • Locating cited institutions
Verify next

Personal papers, civil or court records, institutional files and the scholarship cited by the source.

Three-step research path

  1. Establish the record: confirm the title “Mariusz Sacha”, its source revision and the description used here.
  2. Expand the search: follow Mariusz Sacha primary sources, Mariusz Sacha archive and Mariusz research across catalogues and specialist indexes.
  3. Test the account: compare the strongest cited source with the responsible institution’s current record and note any disagreement.

Questions for further research

  1. Which source most directly establishes the central claim about “Mariusz Sacha”?
  2. Which primary records establish identity, chronology and institutional ties?
  3. How has the subject’s reputation changed across later accounts?
Subject index

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Source & attribution

This entry incorporates text from “Mariusz Sacha” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.