London System

set of chess openings characterized by d4, Nf3, Bf4
Thing chess_opening Q2305104
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London System

Summary

London System is a chess opening[1]. It ranks in the top 5% of chess_opening entities by monthly Wikipedia readership (640 views/month).[2]

Key Facts

  • London System's instance of is recorded as chess opening[3].
  • London is named after London System[4].
  • London System's subclass of is recorded as Queen's Pawn Game[5].
  • London System's part of is recorded as chess terminology[6].
  • London System's sport is recorded as chess[7].
  • London System's Freebase ID is recorded as /m/02pqj4z[8].
  • London System's Stack Exchange tag is recorded as https://chess.stackexchange.com/tags/london-system[9].
  • London System's Portable Game Notation is recorded as d4 Nf6[10].
  • London System's Portable Game Notation is recorded as Nf3 d5[11].
  • London System's Portable Game Notation is recorded as Bf4[12].
  • London System's Namuwiki ID is recorded as 런던 시스템[13].
  • London System's ECO code is recorded as D02[14].
  • London System's ECO code is recorded as A46[15].
  • London System's ECO code is recorded as A48[16].

Why It Matters

London System ranks in the top 5% of chess_opening entities by monthly Wikipedia readership (640 views/month).[2] It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[17] It is known by 5 alternative names across languages and contexts.[18]

References

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

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . Freebase Data Dumps. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] . Wikidata sitelinks. wikidata.org.
  3. [18] . Wikidata aliases. 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). London System. Retrieved May 3, 2026, from https://4ort.xyz/entity/london-system
MLA “London System.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/london-system.
BibTeX @misc{4ortxyz_london-system_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{London System}}, year = {2026}, url = {https://4ort.xyz/entity/london-system}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): London System — https://4ort.xyz/entity/london-system (retrieved 2026-05-03)

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