Triple

T20737023
Position Surface form Disambiguated ID Type / Status
Subject George Witton E509737 entity
Predicate placeOfImprisonment P6464 FINISHED
Object HM Prison Portland
HM Prison Portland is a former British naval prison on the Isle of Portland in Dorset, England, now operating as a Category C training prison for young adult and adult male offenders.
 E1448520 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 Portland | Statement: [George Witton, placeOfImprisonment, HM Prison Portland]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: HM Prison Portland
Context triple: [George Witton, placeOfImprisonment, HM Prison Portland]
  • A. HM Prison Albany
    HM Prison Albany is a high-security men's prison on the Isle of Wight in England, historically known for holding high-profile and long-term inmates.
  • B. HM Prison Standford Hill
    HM Prison Standford Hill is a Category D open prison for adult men located on the Isle of Sheppey in Kent, England.
  • C. Holloway Prison
    Holloway Prison was a major women's prison in London, England, historically known for housing some of the country’s most notorious female offenders.
  • D. HM Prison Pentonville
    HM Prison Pentonville is a historic Category B men's prison in North London, England, known for housing high-profile inmates and carrying out executions in the 19th and 20th centuries.
  • E. 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.
  • 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 Portland
Triple: [George Witton, placeOfImprisonment, HM Prison Portland]
Generated description
HM Prison Portland is a former British naval prison on the Isle of Portland in Dorset, England, now operating as a Category C training prison for young adult and adult male offenders.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: HM Prison Portland
Target entity description: HM Prison Portland is a former British naval prison on the Isle of Portland in Dorset, England, now operating as a Category C training prison for young adult and adult male offenders.
  • A. HM Prison Albany
    HM Prison Albany is a high-security men's prison on the Isle of Wight in England, historically known for holding high-profile and long-term inmates.
  • B. HM Prison Standford Hill
    HM Prison Standford Hill is a Category D open prison for adult men located on the Isle of Sheppey in Kent, England.
  • C. Holloway Prison
    Holloway Prison was a major women's prison in London, England, historically known for housing some of the country’s most notorious female offenders.
  • D. HM Prison Pentonville
    HM Prison Pentonville is a historic Category B men's prison in North London, England, known for housing high-profile inmates and carrying out executions in the 19th and 20th centuries.
  • E. 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.
  • 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_69e0b4c589c08190834fb5d86d0efa2b completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c20ac6e881908524be890be699e7 completed April 21, 2026, 12:17 a.m.
NED1 Entity disambiguation (via context triple) batch_6a08e8378f988190916d497b136ffcf1 completed May 16, 2026, 9:57 p.m.
NEDg Description generation batch_6a08e8fc1d6c819083f06debaa3bec24 completed May 16, 2026, 10 p.m.
NED2 Entity disambiguation (via description) batch_6a08e98a594c8190b3a2d9ae7e3af4f7 completed May 16, 2026, 10:02 p.m.
Created at: April 16, 2026, 12:32 p.m.