Triple

T2703976
Position Surface form Disambiguated ID Type / Status
Subject PBS NewsHour E59298 entity
Predicate originalHost P18035 FINISHED
Object Jim Lehrer
Jim Lehrer was an American journalist, novelist, and longtime anchor who became widely known for co-founding and hosting PBS’s flagship nightly news program and moderating numerous U.S. presidential debates.
 E290886 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: Jim Lehrer | Statement: [PBS NewsHour, originalHost, Jim Lehrer]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Jim Lehrer
Context triple: [PBS NewsHour, originalHost, Jim Lehrer]
  • A. David Brinkley
    David Brinkley was a prominent American television newscaster and journalist best known for co-anchoring "The Huntley–Brinkley Report" and later serving as a leading figure in network evening news.
  • B. Robert Siegel
    Robert Siegel is an American architect best known as a co-founder and principal of the modernist firm Gwathmey Siegel & Associates Architects.
  • C. Dan Rather
    Dan Rather is an American journalist and former CBS Evening News anchor known for his hard-hitting reporting and decades-long presence on national television news.
  • D. Peter Jennings
    Peter Jennings was a prominent Canadian-American journalist best known as the longtime anchor of ABC’s flagship evening news program, World News Tonight.
  • E. Tom Brokaw
    Tom Brokaw is an American television journalist and author best known for serving as a longtime anchor and managing editor of NBC Nightly News.
  • 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: Jim Lehrer
Triple: [PBS NewsHour, originalHost, Jim Lehrer]
Generated description
Jim Lehrer was an American journalist, novelist, and longtime anchor who became widely known for co-founding and hosting PBS’s flagship nightly news program and moderating numerous U.S. presidential debates.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Jim Lehrer
Target entity description: Jim Lehrer was an American journalist, novelist, and longtime anchor who became widely known for co-founding and hosting PBS’s flagship nightly news program and moderating numerous U.S. presidential debates.
  • A. David Brinkley
    David Brinkley was a prominent American television newscaster and journalist best known for co-anchoring "The Huntley–Brinkley Report" and later serving as a leading figure in network evening news.
  • B. Robert Siegel
    Robert Siegel is an American architect best known as a co-founder and principal of the modernist firm Gwathmey Siegel & Associates Architects.
  • C. Dan Rather
    Dan Rather is an American journalist and former CBS Evening News anchor known for his hard-hitting reporting and decades-long presence on national television news.
  • D. Peter Jennings
    Peter Jennings was a prominent Canadian-American journalist best known as the longtime anchor of ABC’s flagship evening news program, World News Tonight.
  • E. Tom Brokaw
    Tom Brokaw is an American television journalist and author best known for serving as a longtime anchor and managing editor of NBC Nightly News.
  • 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_69ab4ac66bc88190b9e4afa5fc843f72 completed March 6, 2026, 9:44 p.m.
NER Named-entity recognition batch_69abda518c58819096c8b67c0f754655 completed March 7, 2026, 7:57 a.m.
NED1 Entity disambiguation (via context triple) batch_69afaf76caec8190930ead7931f7ea91 completed March 10, 2026, 5:43 a.m.
NEDg Description generation batch_69afb01c248c81909af7358da96aa588 completed March 10, 2026, 5:46 a.m.
NED2 Entity disambiguation (via description) batch_69afb0ae71888190ab0675b7897f1589 completed March 10, 2026, 5:48 a.m.
Created at: March 6, 2026, 9:55 p.m.