Triple

T1696412
Position Surface form Disambiguated ID Type / Status
Subject Robert Black (Scottish serial killer) E36667 entity
Predicate placeOfDeath P21 FINISHED
Object Maghaberry Prison, Northern Ireland
Maghaberry Prison in Northern Ireland is a high-security facility that houses some of the region’s most dangerous offenders.
 E191834 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: Maghaberry Prison, Northern Ireland | Statement: [Robert Black (Scottish serial killer), placeOfDeath, Maghaberry Prison, Northern Ireland]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Maghaberry Prison, Northern Ireland
Context triple: [Robert Black (Scottish serial killer), placeOfDeath, Maghaberry Prison, Northern Ireland]
  • A. Crumlin Road Gaol
    Crumlin Road Gaol is a historic 19th-century former prison in Belfast, Northern Ireland, now operating as a museum and tourist attraction.
  • B. Inverness Jail
    Inverness Jail is a county correctional facility in Multnomah County, Oregon, used primarily for housing pretrial detainees and sentenced inmates.
  • C. Northern Ireland Prison Service
    The Northern Ireland Prison Service is the government agency responsible for operating and overseeing prisons and custodial facilities within Northern Ireland.
  • D. Werl Prison
    Werl Prison is a correctional facility in Werl, Germany, historically used by the Allies after World War II to incarcerate high-ranking Nazi war criminals.
  • E. Wakefield Prison
    Wakefield Prison is a high-security men’s prison in West Yorkshire, England, known for holding some of the country’s most dangerous and high-profile 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: Maghaberry Prison, Northern Ireland
Triple: [Robert Black (Scottish serial killer), placeOfDeath, Maghaberry Prison, Northern Ireland]
Generated description
Maghaberry Prison in Northern Ireland is a high-security facility that houses some of the region’s most dangerous offenders.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Maghaberry Prison, Northern Ireland
Target entity description: Maghaberry Prison in Northern Ireland is a high-security facility that houses some of the region’s most dangerous offenders.
  • A. Crumlin Road Gaol
    Crumlin Road Gaol is a historic 19th-century former prison in Belfast, Northern Ireland, now operating as a museum and tourist attraction.
  • B. Inverness Jail
    Inverness Jail is a county correctional facility in Multnomah County, Oregon, used primarily for housing pretrial detainees and sentenced inmates.
  • C. Northern Ireland Prison Service
    The Northern Ireland Prison Service is the government agency responsible for operating and overseeing prisons and custodial facilities within Northern Ireland.
  • D. Werl Prison
    Werl Prison is a correctional facility in Werl, Germany, historically used by the Allies after World War II to incarcerate high-ranking Nazi war criminals.
  • E. Wakefield Prison
    Wakefield Prison is a high-security men’s prison in West Yorkshire, England, known for holding some of the country’s most dangerous and high-profile 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_69a886163dec8190859c514232a37a05 completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69aa62b645a081909dafdf7a32f2a389 completed March 6, 2026, 5:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69ad799ad838819087e945f47284a3b0 completed March 8, 2026, 1:28 p.m.
NEDg Description generation batch_69ad81f90e948190b83078523b1cf3f8 completed March 8, 2026, 2:04 p.m.
NED2 Entity disambiguation (via description) batch_69ad82755910819087aa9940dc1e7495 completed March 8, 2026, 2:06 p.m.
Created at: March 4, 2026, 7:30 p.m.