Nurmengard
E514106
Nurmengard is a high-security wizarding prison built by the dark wizard Gellert Grindelwald in the Harry Potter universe, later used to confine Grindelwald himself.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nurmengard canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5359289 — 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: Nurmengard Context triple: [Gellert Grindelwald, imprisonedIn, Nurmengard]
-
A.
Mauregard
Mauregard is a small commune in the Seine-et-Marne department of the Île-de-France region in north-central France, situated near Paris Charles de Gaulle Airport.
-
B.
Vytegra
Vytegra is a small town in northwestern Russia known as a regional center near Lake Onega and the White Sea–Baltic Canal.
-
C.
Syrgenstein
Syrgenstein is a small municipality in the Heidenheim district of the German state of Baden-Württemberg.
-
D.
Thalheim
Thalheim is a town in the German state of Saxony-Anhalt that was incorporated into the larger city of Bitterfeld-Wolfen.
-
E.
Dagmaer
Dagmaer is a given name, likely a variant of the Scandinavian name Dagmar, used as a personal feminine first name.
- 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: Nurmengard Target entity description: Nurmengard is a high-security wizarding prison built by the dark wizard Gellert Grindelwald in the Harry Potter universe, later used to confine Grindelwald himself.
-
A.
Mauregard
Mauregard is a small commune in the Seine-et-Marne department of the Île-de-France region in north-central France, situated near Paris Charles de Gaulle Airport.
-
B.
Vytegra
Vytegra is a small town in northwestern Russia known as a regional center near Lake Onega and the White Sea–Baltic Canal.
-
C.
Syrgenstein
Syrgenstein is a small municipality in the Heidenheim district of the German state of Baden-Württemberg.
-
D.
Thalheim
Thalheim is a town in the German state of Saxony-Anhalt that was incorporated into the larger city of Bitterfeld-Wolfen.
-
E.
Dagmaer
Dagmaer is a given name, likely a variant of the Scandinavian name Dagmar, used as a personal feminine first name.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
castle
ⓘ
fictional location ⓘ wizarding prison ⓘ |
| appearsIn |
Fantastic Beasts film series
NERFINISHED
ⓘ
Harry Potter and the Deathly Hallows NERFINISHED ⓘ |
| appearsInMedium |
films
ⓘ
novels ⓘ |
| architecturalStyle | fortress-like ⓘ |
| associatedCharacter |
Albus Dumbledore
NERFINISHED
ⓘ
Voldemort NERFINISHED ⓘ |
| associatedWithDarkWizard | Gellert Grindelwald NERFINISHED ⓘ |
| belongsToFaction | Grindelwald’s regime NERFINISHED ⓘ |
| builtBy | Gellert Grindelwald NERFINISHED ⓘ |
| category | Prisons in the Wizarding World ⓘ |
| contains |
cells
ⓘ
dungeons ⓘ tower ⓘ |
| contrastedWith | Azkaban NERFINISHED ⓘ |
| countryInCanon | unknown (implied continental Europe) ⓘ |
| creator | Gellert Grindelwald NERFINISHED ⓘ |
| firstMentionedIn | Harry Potter and the Deathly Hallows (book) NERFINISHED ⓘ |
| franchise | Wizarding World NERFINISHED ⓘ |
| governedBy | Gellert Grindelwald (during his rise) NERFINISHED ⓘ |
| guardedBy | dark magic ⓘ |
| hasFeature |
dark stone walls
ⓘ
looming tower ⓘ |
| hasInscriptions | For the Greater Good NERFINISHED ⓘ |
| hasPrisoner |
Gellert Grindelwald
NERFINISHED
ⓘ
Grindelwald’s followers ⓘ |
| languageOfInscription | English ⓘ |
| laterControl | international wizarding authorities ⓘ |
| laterUsedToImprison | Gellert Grindelwald NERFINISHED ⓘ |
| locationStatus | hidden ⓘ |
| mottoOnEntrance | For the Greater Good ⓘ |
| notableEvent | imprisonment of Gellert Grindelwald after defeat by Albus Dumbledore ⓘ |
| ownershipHistory |
Gellert Grindelwald
NERFINISHED
ⓘ
post-war wizarding governments ⓘ |
| purpose | high-security prison for wizards ⓘ |
| securityLevel | high-security ⓘ |
| timePeriodOfUse |
early 20th century
ⓘ
mid 20th century ⓘ |
| tone | grim ⓘ |
| universe | Harry Potter universe NERFINISHED ⓘ |
| usedForImprisoning |
enemies of Gellert Grindelwald
ⓘ
political opponents of Gellert Grindelwald ⓘ |
| visitedBy | Voldemort NERFINISHED ⓘ |
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: Nurmengard Description of subject: Nurmengard is a high-security wizarding prison built by the dark wizard Gellert Grindelwald in the Harry Potter universe, later used to confine Grindelwald himself.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.