the Black Gate of Mordor
E732683
The Black Gate of Mordor is the massive, heavily guarded main entrance to Sauron’s dark realm in J.R.R. Tolkien’s Middle-earth, symbolizing the forbidding power and militarized might of Mordor.
All labels observed (1)
| Label | Occurrences |
|---|---|
| the Black Gate of Mordor canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8430792 — 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: the Black Gate of Mordor Context triple: [Mordor, hasFortification, the Black Gate of Mordor]
-
A.
Cirith Ungol
Cirith Ungol is a perilous mountain pass and fortress in Mordor in J.R.R. Tolkien’s Middle-earth, infamous for its association with Shelob and the final leg of Frodo and Sam’s journey into Sauron’s realm.
-
B.
The Balrog of Moria
The Balrog of Moria is a powerful ancient demon of shadow and flame from J.R.R. Tolkien's Middle-earth legendarium, dwelling deep beneath the dwarven mines of Moria.
-
C.
Black Gate
Black Gate is the English meaning of "Porta Nigra," the massive ancient Roman city gate in Trier, Germany, renowned as one of the best-preserved Roman monuments north of the Alps.
-
D.
the Black Gate
The Black Gate is a fortified medieval gatehouse in Newcastle upon Tyne, England, that once formed part of the city’s castle defenses.
-
E.
Lord of Balaguer
Lord of Balaguer is a traditional noble title in Spain historically associated with the Spanish monarchy and currently held by King Felipe VI.
- 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: the Black Gate of Mordor Target entity description: The Black Gate of Mordor is the massive, heavily guarded main entrance to Sauron’s dark realm in J.R.R. Tolkien’s Middle-earth, symbolizing the forbidding power and militarized might of Mordor.
-
A.
Cirith Ungol
Cirith Ungol is a perilous mountain pass and fortress in Mordor in J.R.R. Tolkien’s Middle-earth, infamous for its association with Shelob and the final leg of Frodo and Sam’s journey into Sauron’s realm.
-
B.
The Balrog of Moria
The Balrog of Moria is a powerful ancient demon of shadow and flame from J.R.R. Tolkien's Middle-earth legendarium, dwelling deep beneath the dwarven mines of Moria.
-
C.
Black Gate
Black Gate is the English meaning of "Porta Nigra," the massive ancient Roman city gate in Trier, Germany, renowned as one of the best-preserved Roman monuments north of the Alps.
-
D.
the Black Gate
The Black Gate is a fortified medieval gatehouse in Newcastle upon Tyne, England, that once formed part of the city’s castle defenses.
-
E.
Lord of Balaguer
Lord of Balaguer is a traditional noble title in Spain historically associated with the Spanish monarchy and currently held by King Felipe VI.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
fictional location
ⓘ
fortification ⓘ gate ⓘ |
| accessRouteTo | interior of Mordor ⓘ |
| alsoKnownAs |
the Black Gate
NERFINISHED
ⓘ
the Morannon NERFINISHED ⓘ |
| alternativeAccessAvoidedBy | Frodo and Sam via Cirith Ungol ⓘ |
| appearsIn |
The Lord of the Rings
NERFINISHED
ⓘ
The Return of the King NERFINISHED ⓘ The Two Towers NERFINISHED ⓘ |
| appearsInAdaptation | The Lord of the Rings film trilogy NERFINISHED ⓘ |
| belongsToFaction | forces of Mordor NERFINISHED ⓘ |
| besiegedBy | Army of the West NERFINISHED ⓘ |
| commandedAgainstBy |
Aragorn
NERFINISHED
ⓘ
Gandalf NERFINISHED ⓘ |
| controlledBy | Sauron NERFINISHED ⓘ |
| creator | J. R. R. Tolkien ⓘ |
| defensivePurpose | to bar entry into Mordor ⓘ |
| describedAs |
heavily guarded
ⓘ
iron gate ⓘ massive ⓘ |
| fictionalUniverse | Middle-earth NERFINISHED ⓘ |
| firstAppearsInChapter | The Black Gate Is Closed ⓘ |
| function |
main entrance to Mordor
ⓘ
military stronghold ⓘ |
| guardedBy |
Easterlings
NERFINISHED
ⓘ
Haradrim NERFINISHED ⓘ Sauron’s armies ⓘ orcs ⓘ trolls ⓘ |
| hasAdjacentFortress | towers of the Teeth NERFINISHED ⓘ |
| hasStructure | great wall across the pass ⓘ |
| languageOfName | Sindarin NERFINISHED ⓘ |
| literaryGenre | high fantasy ⓘ |
| locatedAt | northwestern entrance of Mordor ⓘ |
| locatedInFictionalUniverseRegion | Mordor NERFINISHED ⓘ |
| locatedNear |
Ephel Dúath
NERFINISHED
ⓘ
Ered Lithui NERFINISHED ⓘ |
| meaningOfName | Black Gate NERFINISHED ⓘ |
| partOf | defenses of Mordor ⓘ |
| sceneOf | Battle of the Morannon NERFINISHED ⓘ |
| SindarinName | Morannon NERFINISHED ⓘ |
| symbolizes |
forbidding might of Mordor
ⓘ
power of Sauron ⓘ |
| timePeriodInFiction | end of the Third Age ⓘ |
| visitedBy |
Frodo Baggins
NERFINISHED
ⓘ
Gollum NERFINISHED ⓘ Samwise Gamgee 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: the Black Gate of Mordor Description of subject: The Black Gate of Mordor is the massive, heavily guarded main entrance to Sauron’s dark realm in J.R.R. Tolkien’s Middle-earth, symbolizing the forbidding power and militarized might of Mordor.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.