Maghaberry Prison, Northern Ireland
E191834
Maghaberry Prison in Northern Ireland is a high-security facility that houses some of the region’s most dangerous offenders.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Maghaberry Prison | 2 |
| Maghaberry Prison, Northern Ireland canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1696412 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
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.
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
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
high-security prison
ⓘ
prison ⓘ |
| country | United Kingdom ⓘ |
| employs |
civilian staff
ⓘ
prison officers ⓘ |
| function |
holds high-risk offenders
ⓘ
holds life-sentence prisoners ⓘ holds paramilitary prisoners ⓘ holds remand prisoners ⓘ holds sentenced prisoners ⓘ houses adult male prisoners ⓘ |
| governedBy | Northern Ireland Prison Rules ⓘ |
| hasFacilityType |
education facilities
ⓘ
healthcare unit ⓘ maximum-security units ⓘ separated regime units ⓘ visits centre ⓘ workshops ⓘ |
| hasInmateGender | male ⓘ |
| hasSecurityFeature |
controlled entry points
ⓘ
electronic security systems ⓘ perimeter walls and fences ⓘ |
| hasVisitingPolicy | controlled and supervised visits ⓘ |
| holdsCategory |
Category A equivalent prisoners
ⓘ
Category B equivalent prisoners ⓘ |
| jurisdiction | Northern Ireland ⓘ |
| knownFor |
high security measures
ⓘ
holding some of Northern Ireland’s most dangerous offenders ⓘ housing paramilitary and terrorist-related prisoners ⓘ |
| locatedIn |
County Antrim
ⓘ
Maghaberry ⓘ Northern Ireland ⓘ |
| locatedNear | Lisburn ⓘ |
| managedBy | Governor of Maghaberry Prison ⓘ |
| operatedBy | Northern Ireland Prison Service ⓘ |
| ownedBy | Department of Justice (Northern Ireland) ⓘ |
| partOf |
Northern Ireland prison estate
ⓘ
linked to:
Northern Ireland Prison Service
|
| providesService |
education and training for prisoners
ⓘ
healthcare for prisoners ⓘ offender rehabilitation programmes ⓘ |
| securityClassification | high security ⓘ |
| status | operational ⓘ |
| subjectOf |
media coverage on prison conditions
ⓘ
reports by prison inspectors ⓘ |
| typeOfInmates |
convicted prisoners
ⓘ
high-risk offenders ⓘ life-sentence prisoners ⓘ remand prisoners ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Maghaberry Prison, Northern Ireland Description of subject: Maghaberry Prison in Northern Ireland is a high-security facility that houses some of the region’s most dangerous offenders.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Robert Black
subject linked to:
Robert Black
linked to: Maghaberry Prison, Northern Ireland
linked to: Maghaberry Prison, Northern Ireland