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California Jam

one-day rock music festival in April 1974 at Ontario Motor Speedway in California
MusicEvent music_festival Q2933988
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California Jam

Summary

California Jam is a music festival[1]. It ranks in the top 6% of music_festival entities by monthly Wikipedia readership (170 views/month).[2]

Key Facts

  • California Jam is in the country of United States[3].
  • California Jam's image is recorded as Jam I ad.jpg[4].
  • California Jam's instance of is recorded as music festival[5].
  • California Jam's genre is recorded as hard rock[6].
  • California Jam's location is recorded as Ontario Motor Speedway[7].
  • California Jam's Commons category is recorded as California Jam[8].
  • California Jam's point in time is recorded as +1974-04-06T00:00:00Z[9].
  • California Jam's Freebase ID is recorded as /m/01rgbc[10].

Why It Matters

California Jam ranks in the top 6% of music_festival entities by monthly Wikipedia readership (170 views/month).[2] It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[11] It is known by 4 alternative names across languages and contexts.[12]

Related Entities

United States

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] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . Freebase Data Dumps. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [11] ↑ . Wikidata sitelinks. wikidata.org.
  3. [12] ↑ . 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). California Jam. Retrieved May 3, 2026, from https://4ort.xyz/entity/california-jam
MLA “California Jam.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/california-jam.
BibTeX @misc{4ortxyz_california-jam_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{California Jam}}, year = {2026}, url = {https://4ort.xyz/entity/california-jam}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): California Jam — https://4ort.xyz/entity/california-jam (retrieved 2026-05-03)

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