Triple

T23146664
Position Surface form Disambiguated ID Type / Status
Subject Winning Colors E577612 entity
Predicate breeder P24704 FINISHED
Object H.T. Mangurian Jr.
H.T. Mangurian Jr. was an American businessman and prominent Thoroughbred racehorse owner and breeder known for producing top-level champions.
 E1574705 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: H.T. Mangurian Jr. | Statement: [Winning Colors, breeder, H.T. Mangurian Jr.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: H.T. Mangurian Jr.
Context triple: [Winning Colors, breeder, H.T. Mangurian Jr.]
  • A. I. N. Hagan
    I. N. Hagan was the original owner and patron who commissioned the Kentuck Knob house designed by architect Frank Lloyd Wright in Pennsylvania.
  • B. Milton Hinton
    Milton Hinton was a renowned American jazz double bassist and photographer, celebrated for his long career, versatility, and extensive documentation of jazz history.
  • C. Edward Mangum
    Edward Mangum was a theater professional best known as a co-founder of Arena Stage, one of the pioneering regional theaters in the United States.
  • D. J. Morgan Cunningham
    J. Morgan Cunningham is a pseudonym used by American crime and mystery novelist Donald E. Westlake.
  • E. Robert H. H. Hugman
    Robert H. H. Hugman was an American architect best known as the visionary planner behind San Antonio’s iconic River Walk.
  • 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: H.T. Mangurian Jr.
Triple: [Winning Colors, breeder, H.T. Mangurian Jr.]
Generated description
H.T. Mangurian Jr. was an American businessman and prominent Thoroughbred racehorse owner and breeder known for producing top-level champions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: H.T. Mangurian Jr.
Target entity description: H.T. Mangurian Jr. was an American businessman and prominent Thoroughbred racehorse owner and breeder known for producing top-level champions.
  • A. I. N. Hagan
    I. N. Hagan was the original owner and patron who commissioned the Kentuck Knob house designed by architect Frank Lloyd Wright in Pennsylvania.
  • B. Milton Hinton
    Milton Hinton was a renowned American jazz double bassist and photographer, celebrated for his long career, versatility, and extensive documentation of jazz history.
  • C. Edward Mangum
    Edward Mangum was a theater professional best known as a co-founder of Arena Stage, one of the pioneering regional theaters in the United States.
  • D. J. Morgan Cunningham
    J. Morgan Cunningham is a pseudonym used by American crime and mystery novelist Donald E. Westlake.
  • E. Robert H. H. Hugman
    Robert H. H. Hugman was an American architect best known as the visionary planner behind San Antonio’s iconic River Walk.
  • 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_69e245f8e6248190ba3d58e068b4dccb completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f18ecee3808190aadc65c312f79f32 completed April 29, 2026, 4:53 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c3093de588190bafd130d38fb8d01 completed May 19, 2026, 9:42 a.m.
NEDg Description generation batch_6a0c351d75a881909f30bc078035f1eb completed May 19, 2026, 10:02 a.m.
NED2 Entity disambiguation (via description) batch_6a0c359a4fb4819082d923db91b3b14b completed May 19, 2026, 10:04 a.m.
Created at: April 17, 2026, 4:01 p.m.