HM Prison Portland
E1448520
UNEXPLORED
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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HM Prison Portland canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20737023 — 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: HM Prison Portland Context triple: [George Witton, placeOfImprisonment, HM Prison Portland]
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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.
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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.
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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.
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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.
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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.
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
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.