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Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI

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Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI

Summary

Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI is a podcast episode[1].

Key Facts

  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's instance of is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — instance of (P31): podcast episode[2].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's part of the series is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — part of the series (P179): Lex Fridman Podcast[3].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's copyright license is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — copyright license (P275): proprietary license[4].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's presenter is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — presenter (P371): Lex Fridman[5].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's language of work or name is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — language of work or name (P407): English[6].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI was distributed by Cyc and the Quest to Solve Common Sense Reasoning in AI — distribution format (P437): video podcast[7].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI was distributed by Cyc and the Quest to Solve Common Sense Reasoning in AI — distribution format (P437): audio podcast[8].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI was published on September 15, 2021[9].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's work available at URL is recorded as https://content.blubrry.com/takeituneasy/lex_ai_douglas_lenat.mp3[10].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's title is recorded as #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI[11].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's production code is recorded as 221[12].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's talk show guest is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — talk show guest (P5030): Douglas B. Lenat[13].
  • Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's copyright status is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — copyright status (P6216): copyrighted[14].

Body

Publication

Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI was released on September 15, 2021[9]. Its language of work or name is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — language of work or name (P407): English[6]. Its part of the series is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — part of the series (P179): Lex Fridman Podcast[3]. Recorded distribution format include Cyc and the Quest to Solve Common Sense Reasoning in AI — distribution format (P437): video podcast[7] and Cyc and the Quest to Solve Common Sense Reasoning in AI — distribution format (P437): audio podcast[8].

Subject and Themes

Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI's part of the series is recorded as Cyc and the Quest to Solve Common Sense Reasoning in AI — part of the series (P179): Lex Fridman Podcast[3].

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . Retrieved . wikidata.org.
  9. [10] ↑ . Retrieved . wikidata.org.
  10. [11] ↑ . Retrieved . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . 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). Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI. Retrieved May 3, 2026, from https://4ort.xyz/entity/lex-fridman-podcast-221-douglas-lenat-cyc-and-the-quest-to-solve-common-sense-reasoning-in-ai
MLA “Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/lex-fridman-podcast-221-douglas-lenat-cyc-and-the-quest-to-solve-common-sense-reasoning-in-ai.
BibTeX @misc{4ortxyz_lex-fridman-podcast-221-douglas-lenat-cyc-and-the-quest-to-solve-common-sense-reasoning-in-ai_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI}}, year = {2026}, url = {https://4ort.xyz/entity/lex-fridman-podcast-221-douglas-lenat-cyc-and-the-quest-to-solve-common-sense-reasoning-in-ai}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Lex Fridman Podcast #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sense Reasoning in AI — https://4ort.xyz/entity/lex-fridman-podcast-221-douglas-lenat-cyc-and-the-quest-to-solve-common-sense-reasoning-in-ai (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 5w ago · Trade · 2026-07-08 view diff on Wikidata ↗
    Distribution format → video podcast, audio podcast
    Title → #221 – Douglas Lenat: Cyc and the Quest to Solve Common Sens
    Wikidata description → podcast episode of the Lex Fridman Podcast
    Youtube video id → 3wMKoSRbGVs
    + 12 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P2364]]: 221, #quickstatements; #temporary_batch_1783488375239"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.