Old New-Gate Prison and Copper Mine
E1172776
UNEXPLORED
Old New-Gate Prison and Copper Mine is a historic site in East Granby, Connecticut, that served first as a colonial copper mine and later as one of the nation’s earliest state prisons, now preserved as a museum.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Old New-Gate Prison and Copper Mine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T15717407 — 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: Old New-Gate Prison and Copper Mine Context triple: [National Historic Landmarks in Connecticut, hasNotableProperty, Old New-Gate Prison and Copper Mine]
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A.
Old Fort Prison complex
The Old Fort Prison complex is a historic Johannesburg jail, notorious for incarcerating anti-apartheid activists including Nelson Mandela and Mahatma Gandhi, now incorporated into the Constitutional Court precinct as a memorial site.
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B.
Old York Gaol
Old York Gaol is a historic 18th-century jail in York, Maine, recognized as one of the oldest public buildings in the United States and preserved as a museum.
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C.
Ludlow Street Jail
Ludlow Street Jail was a 19th-century New York City prison best known for housing and witnessing the death of the notorious political boss William "Boss" Tweed.
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D.
Kingston Penitentiary (historic)
Kingston Penitentiary (historic) is a former maximum-security federal prison in Kingston, Ontario, renowned as one of Canada’s oldest and most notorious correctional institutions.
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E.
Hỏa Lò Prison
Hỏa Lò Prison, infamously nicknamed the "Hanoi Hilton" by American POWs, was a French-built jail in Hanoi later used by North Vietnam to detain U.S. prisoners of war during the Vietnam War.
- 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: Old New-Gate Prison and Copper Mine Target entity description: Old New-Gate Prison and Copper Mine is a historic site in East Granby, Connecticut, that served first as a colonial copper mine and later as one of the nation’s earliest state prisons, now preserved as a museum.
-
A.
Old Fort Prison complex
The Old Fort Prison complex is a historic Johannesburg jail, notorious for incarcerating anti-apartheid activists including Nelson Mandela and Mahatma Gandhi, now incorporated into the Constitutional Court precinct as a memorial site.
-
B.
Old York Gaol
Old York Gaol is a historic 18th-century jail in York, Maine, recognized as one of the oldest public buildings in the United States and preserved as a museum.
-
C.
Ludlow Street Jail
Ludlow Street Jail was a 19th-century New York City prison best known for housing and witnessing the death of the notorious political boss William "Boss" Tweed.
-
D.
Kingston Penitentiary (historic)
Kingston Penitentiary (historic) is a former maximum-security federal prison in Kingston, Ontario, renowned as one of Canada’s oldest and most notorious correctional institutions.
-
E.
Hỏa Lò Prison
Hỏa Lò Prison, infamously nicknamed the "Hanoi Hilton" by American POWs, was a French-built jail in Hanoi later used by North Vietnam to detain U.S. prisoners of war during the Vietnam War.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
National Historic Landmarks in Connecticut
→
hasNotableProperty
→
Old New-Gate Prison and Copper Mine
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