Triple

T3998321
Position Surface form Disambiguated ID Type / Status
Subject Brookfield Asset Management E87150 entity
Predicate foundedBy P104 FINISHED
Object Frederick Stark Pearson
Frederick Stark Pearson was an American engineer and entrepreneur known for developing international electric railway and utility systems in the late 19th and early 20th centuries.
E471797 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: Frederick Stark Pearson | Statement: [Brookfield Asset Management, foundedBy, Frederick Stark Pearson]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Frederick Stark Pearson
Context triple: [Brookfield Asset Management, foundedBy, Frederick Stark Pearson]
  • A. John A. Pearson
    John A. Pearson was a prominent early 20th-century Canadian architect known for designing major public and institutional buildings.
  • B. Walter Francis Brown
    Walter Francis Brown was an American illustrator and artist best known for his work on 19th-century books and periodicals, including providing illustrations for Mark Twain’s travel writings.
  • C. Frederick H. Harbison
    Frederick H. Harbison was an influential American labor economist and educator known for his work on human resources, industrial relations, and economic development.
  • D. Francis Newton Gifford
    Francis Newton Gifford was a prominent American football player and Hall of Famer who became widely known as a longtime sportscaster on ABC’s Monday Night Football.
  • E. Edward Abel Smith
    Edward Abel Smith, also known as Ned Rocknroll, is a private British businessman best known as the husband of actress Kate Winslet and a member of the Branson family through his work with Virgin Galactic.
  • 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: Frederick Stark Pearson
Triple: [Brookfield Asset Management, foundedBy, Frederick Stark Pearson]
Generated description
Frederick Stark Pearson was an American engineer and entrepreneur known for developing international electric railway and utility systems in the late 19th and early 20th centuries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Frederick Stark Pearson
Target entity description: Frederick Stark Pearson was an American engineer and entrepreneur known for developing international electric railway and utility systems in the late 19th and early 20th centuries.
  • A. John A. Pearson
    John A. Pearson was a prominent early 20th-century Canadian architect known for designing major public and institutional buildings.
  • B. Walter Francis Brown
    Walter Francis Brown was an American illustrator and artist best known for his work on 19th-century books and periodicals, including providing illustrations for Mark Twain’s travel writings.
  • C. Frederick H. Harbison
    Frederick H. Harbison was an influential American labor economist and educator known for his work on human resources, industrial relations, and economic development.
  • D. Francis Newton Gifford
    Francis Newton Gifford was a prominent American football player and Hall of Famer who became widely known as a longtime sportscaster on ABC’s Monday Night Football.
  • E. Edward Abel Smith
    Edward Abel Smith, also known as Ned Rocknroll, is a private British businessman best known as the husband of actress Kate Winslet and a member of the Branson family through his work with Virgin Galactic.
  • 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_69aed94118148190975e6aa4e554cde9 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefa3ef7ac8190abe02f440ff83c43 completed March 9, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4d60ae3c8190aea53073a37d0c07 completed March 21, 2026, 7:48 a.m.
NEDg Description generation batch_69be4f483e5c8190a568a8acc19aefe3 completed March 21, 2026, 7:56 a.m.
NED2 Entity disambiguation (via description) batch_69be4fa1037881908e926df651aec812 completed March 21, 2026, 7:58 a.m.
Created at: March 9, 2026, 3:34 p.m.