Triple

T12537836
Position Surface form Disambiguated ID Type / Status
Subject Blundeston E299745 entity
Predicate hasFormerPrison P21915 FINISHED
Object HM Prison Blundeston
HM Prison Blundeston was a former Category C men’s prison in Suffolk, England, operated by Her Majesty’s Prison Service until its closure in 2014.
 E989116 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: HM Prison Blundeston | Statement: [Blundeston, hasFormerPrison, HM Prison Blundeston]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: HM Prison Blundeston
Context triple: [Blundeston, hasFormerPrison, HM Prison Blundeston]
  • A. HM Prison Durham
    HM Prison Durham is a historic high-security men's prison in Durham, England, known for housing high-profile and long-term inmates.
  • B. HM Prison Belmarsh
    HM Prison Belmarsh is a high-security men's prison in southeast London known for holding high-profile and terrorism-related inmates.
  • C. HM Prison Maidstone
    HM Prison Maidstone is a Category C men's prison in Maidstone, Kent, England, primarily housing foreign national offenders.
  • D. HM Prison Saughton
    HM Prison Saughton is a major prison facility in Edinburgh, Scotland, serving as the city's primary modern correctional institution.
  • E. HM Prison Parkhurst
    HM Prison Parkhurst is a high-security men’s prison on the Isle of Wight in England, historically used to hold some of the United Kingdom’s most dangerous and notorious offenders.
  • 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: HM Prison Blundeston
Triple: [Blundeston, hasFormerPrison, HM Prison Blundeston]
Generated description
HM Prison Blundeston was a former Category C men’s prison in Suffolk, England, operated by Her Majesty’s Prison Service until its closure in 2014.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: HM Prison Blundeston
Target entity description: HM Prison Blundeston was a former Category C men’s prison in Suffolk, England, operated by Her Majesty’s Prison Service until its closure in 2014.
  • A. HM Prison Durham
    HM Prison Durham is a historic high-security men's prison in Durham, England, known for housing high-profile and long-term inmates.
  • B. HM Prison Belmarsh
    HM Prison Belmarsh is a high-security men's prison in southeast London known for holding high-profile and terrorism-related inmates.
  • C. HM Prison Maidstone
    HM Prison Maidstone is a Category C men's prison in Maidstone, Kent, England, primarily housing foreign national offenders.
  • D. HM Prison Saughton
    HM Prison Saughton is a major prison facility in Edinburgh, Scotland, serving as the city's primary modern correctional institution.
  • E. HM Prison Parkhurst
    HM Prison Parkhurst is a high-security men’s prison on the Isle of Wight in England, historically used to hold some of the United Kingdom’s most dangerous and notorious offenders.
  • 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_69d6ada707008190aaec1238117c9379 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d9546ebf508190ae54857e4289c6e4 completed April 10, 2026, 7:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6557a95d48190ac588807544f060f completed May 2, 2026, 7:50 p.m.
NEDg Description generation batch_69f6566e7bf88190a33c609caf9b4f3d completed May 2, 2026, 7:54 p.m.
NED2 Entity disambiguation (via description) batch_69f657aa1bf48190a884e0dfce31e30e completed May 2, 2026, 7:59 p.m.
Created at: April 8, 2026, 9:57 p.m.