Triple
T272972
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | KCET |
E5677
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object |
Public Media Group of Southern California
Public Media Group of Southern California is a nonprofit public broadcasting organization that operates major PBS member stations and educational media services in the Southern California region.
|
E35376
|
NE FINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Public Media Group of Southern California | Statement: [KCET, owner, Public Media Group of Southern California]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Public Media Group of Southern California Context triple: [KCET, owner, Public Media Group of Southern California]
-
A.
KABC-TV
KABC-TV is a major ABC-owned television station serving the Los Angeles, California media market.
-
B.
Allen Media Group
Allen Media Group is a media conglomerate founded by Byron Allen that owns and operates a wide portfolio of television networks, film and TV production companies, and digital media properties.
-
C.
National Media Group
National Media Group is a major publishing and media division of Meredith Corporation, overseeing many of the company’s prominent magazine and digital content brands.
-
D.
Hollywood Sign Trust
The Hollywood Sign Trust is a nonprofit organization responsible for preserving, protecting, and promoting the iconic Hollywood Sign in Los Angeles.
-
E.
American Broadcasting Company
The American Broadcasting Company is a major U.S. commercial television network known for its nationwide programming in news, entertainment, and sports.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Public Media Group of Southern California Triple: [KCET, owner, Public Media Group of Southern California]
Generated description
Public Media Group of Southern California is a nonprofit public broadcasting organization that operates major PBS member stations and educational media services in the Southern California region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Public Media Group of Southern California Target entity description: Public Media Group of Southern California is a nonprofit public broadcasting organization that operates major PBS member stations and educational media services in the Southern California region.
-
A.
KABC-TV
KABC-TV is a major ABC-owned television station serving the Los Angeles, California media market.
-
B.
Allen Media Group
Allen Media Group is a media conglomerate founded by Byron Allen that owns and operates a wide portfolio of television networks, film and TV production companies, and digital media properties.
-
C.
National Media Group
National Media Group is a major publishing and media division of Meredith Corporation, overseeing many of the company’s prominent magazine and digital content brands.
-
D.
Hollywood Sign Trust
The Hollywood Sign Trust is a nonprofit organization responsible for preserving, protecting, and promoting the iconic Hollywood Sign in Los Angeles.
-
E.
American Broadcasting Company
The American Broadcasting Company is a major U.S. commercial television network known for its nationwide programming in news, entertainment, and sports.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69a25853594c8190b05ec3a586ec88bf |
completed | Feb. 28, 2026, 2:52 a.m. |
| NER | Named-entity recognition | batch_69a25dcf667c8190a7b8630fe67b9a90 |
completed | Feb. 28, 2026, 3:15 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a38f537f1c8190a59ac4669498a3fc |
completed | March 1, 2026, 12:58 a.m. |
| NEDg | Description generation | batch_69a38fbfac808190b2b551dcbfe6faff |
completed | March 1, 2026, 1 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a3903779e88190a00c44a522e82022 |
completed | March 1, 2026, 1:02 a.m. |
Created at: Feb. 28, 2026, 2:57 a.m.