Triple

T15042748
Position Surface form Disambiguated ID Type / Status
Subject Haydock Park Racecourse E378641 entity
Predicate hostsEvent P613 FINISHED
Object Peter Marsh Chase
The Peter Marsh Chase is a prominent National Hunt handicap steeplechase in Britain, run annually in mid-winter and known for its testing conditions and competitive staying chasers.
 E1133058 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: Peter Marsh Chase | Statement: [Haydock Park Racecourse, hostsEvent, Peter Marsh Chase]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Peter Marsh Chase
Context triple: [Haydock Park Racecourse, hostsEvent, Peter Marsh Chase]
  • A. William G. Chase
    William G. Chase was an American psychologist and cognitive scientist known for his influential research on expertise and human memory, particularly in collaboration with Herbert A. Simon.
  • B. Charles Goodell
    Charles Goodell was a U.S. Congressman and Senator from New York who was appointed to the Senate after Robert F. Kennedy’s assassination and later became known for his opposition to the Vietnam War.
  • C. Sir Thomas Eichelbaum
    Sir Thomas Eichelbaum was a prominent New Zealand jurist who served as Chief Justice and played a key role in modernizing the country’s judiciary.
  • D. Marvin H. Albert
    Marvin H. Albert was an American author and screenwriter best known for his crime and Western novels, several of which were adapted into films.
  • E. Arthur Richman
    Arthur Richman was an American playwright and screenwriter best known for his stage works that were adapted into successful films during the early 20th century.
  • 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: Peter Marsh Chase
Triple: [Haydock Park Racecourse, hostsEvent, Peter Marsh Chase]
Generated description
The Peter Marsh Chase is a prominent National Hunt handicap steeplechase in Britain, run annually in mid-winter and known for its testing conditions and competitive staying chasers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Peter Marsh Chase
Target entity description: The Peter Marsh Chase is a prominent National Hunt handicap steeplechase in Britain, run annually in mid-winter and known for its testing conditions and competitive staying chasers.
  • A. William G. Chase
    William G. Chase was an American psychologist and cognitive scientist known for his influential research on expertise and human memory, particularly in collaboration with Herbert A. Simon.
  • B. Charles Goodell
    Charles Goodell was a U.S. Congressman and Senator from New York who was appointed to the Senate after Robert F. Kennedy’s assassination and later became known for his opposition to the Vietnam War.
  • C. Sir Thomas Eichelbaum
    Sir Thomas Eichelbaum was a prominent New Zealand jurist who served as Chief Justice and played a key role in modernizing the country’s judiciary.
  • D. Marvin H. Albert
    Marvin H. Albert was an American author and screenwriter best known for his crime and Western novels, several of which were adapted into films.
  • E. Arthur Richman
    Arthur Richman was an American playwright and screenwriter best known for his stage works that were adapted into successful films during the early 20th century.
  • 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_69d85cd46b2c819090d054c27787f677 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded82f73208190bb55fa6b20074e27 completed April 15, 2026, 12:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe9de388508190bb0ecc04740cbe15 completed May 9, 2026, 2:37 a.m.
NEDg Description generation batch_69fe9f2b71808190b961193ae1ddebf0 completed May 9, 2026, 2:42 a.m.
NED2 Entity disambiguation (via description) batch_69fe9fa89bd481909235d2ec377a0d8e completed May 9, 2026, 2:44 a.m.
Created at: April 10, 2026, 3 a.m.