Henneth Annûn
E915821
Henneth Annûn is a secret refuge and hidden waterfall-cave in Ithilien used by Gondorian rangers in J.R.R. Tolkien’s Middle-earth legendarium.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Dunharrow | 1 |
| Henneth Annûn canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11047014 — 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: Henneth Annûn Context triple: [Gondor, majorFortress, Henneth Annûn]
-
A.
Osgiliath
Osgiliath is a once-great but war-ravaged capital city of Gondor in J.R.R. Tolkien’s Middle-earth, spanning the River Anduin between Minas Tirith and Minas Morgul.
-
B.
Minas Ithil
Minas Ithil is a key city and stronghold in J.R.R. Tolkien’s Middle-earth, later captured and corrupted into the dark fortress known as Minas Morgul.
-
C.
Rivendell
Rivendell is a hidden Elven refuge in J.R.R. Tolkien's Middle-earth, renowned as a sanctuary of wisdom, healing, and counsel.
-
D.
Pelargir
Pelargir is a prominent port city of Gondor in J.R.R. Tolkien’s Middle-earth, situated on the Anduin River and long serving as a key naval and trading hub.
-
E.
Tol Eressëa
Tol Eressëa is a lonely, western Elven isle in J.R.R. Tolkien’s legendarium, lying off the coast of Valinor and serving as a peaceful haven for Elves and a few mortal Ring-bearers after the events of The Lord of the Rings.
- 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: Henneth Annûn Target entity description: Henneth Annûn is a secret refuge and hidden waterfall-cave in Ithilien used by Gondorian rangers in J.R.R. Tolkien’s Middle-earth legendarium.
-
A.
Osgiliath
Osgiliath is a once-great but war-ravaged capital city of Gondor in J.R.R. Tolkien’s Middle-earth, spanning the River Anduin between Minas Tirith and Minas Morgul.
-
B.
Minas Ithil
Minas Ithil is a key city and stronghold in J.R.R. Tolkien’s Middle-earth, later captured and corrupted into the dark fortress known as Minas Morgul.
-
C.
Rivendell
Rivendell is a hidden Elven refuge in J.R.R. Tolkien's Middle-earth, renowned as a sanctuary of wisdom, healing, and counsel.
-
D.
Pelargir
Pelargir is a prominent port city of Gondor in J.R.R. Tolkien’s Middle-earth, situated on the Anduin River and long serving as a key naval and trading hub.
-
E.
Tol Eressëa
Tol Eressëa is a lonely, western Elven isle in J.R.R. Tolkien’s legendarium, lying off the coast of Valinor and serving as a peaceful haven for Elves and a few mortal Ring-bearers after the events of The Lord of the Rings.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
cave
ⓘ
fictional location ⓘ ranger outpost ⓘ refuge ⓘ waterfall ⓘ |
| accessRestrictedTo | trusted rangers ⓘ |
| appearsIn |
The Lord of the Rings
NERFINISHED
ⓘ
The Two Towers NERFINISHED ⓘ |
| commandedBy | Faramir NERFINISHED ⓘ |
| createdBy | J. R. R. Tolkien NERFINISHED ⓘ |
| fandomWikiPage | https://lotr.fandom.com/wiki/Henneth_Ann%C3%BBn ⓘ |
| function |
base for ranger operations
ⓘ
observation post ⓘ |
| guardedBy | Faramir NERFINISHED ⓘ |
| hasFeature |
cavern behind a waterfall
ⓘ
guard posts ⓘ hidden entrance ⓘ secret paths ⓘ view westward toward the sunset ⓘ |
| languageOfName | Sindarin NERFINISHED ⓘ |
| locatedEastOf | Anduin NERFINISHED ⓘ |
| locatedIn |
Gondor
NERFINISHED
ⓘ
Ithilien NERFINISHED ⓘ Middle-earth NERFINISHED ⓘ |
| locatedNear |
Ephel Dúath
NERFINISHED
ⓘ
Morgul-road NERFINISHED ⓘ |
| locatedNorthOf | Minas Morgul NERFINISHED ⓘ |
| meaningOfName | Window of the Sunset ⓘ |
| notableEvent |
Faramir questions Frodo about the Ring
ⓘ
Gollum is captured by Rangers of Ithilien ⓘ |
| partOf | defenses of Gondor ⓘ |
| protectedBy | oath of secrecy ⓘ |
| secrecyLevel | highly secret ⓘ |
| setInLegendarium | Middle-earth legendarium NERFINISHED ⓘ |
| strategicImportance | surveillance of enemy movements in Ithilien ⓘ |
| terrainType | rocky hills of Ithilien NERFINISHED ⓘ |
| usedBy |
Gondorians
NERFINISHED
ⓘ
Rangers of Ithilien NERFINISHED ⓘ |
| usedDuring | War of the Ring NERFINISHED ⓘ |
| visibilityFromOutside | well concealed ⓘ |
| visitedBy |
Frodo Baggins
NERFINISHED
ⓘ
Gollum NERFINISHED ⓘ Samwise Gamgee NERFINISHED ⓘ |
| waterSource | falls of a stream of Ithilien ⓘ |
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: Henneth Annûn Description of subject: Henneth Annûn is a secret refuge and hidden waterfall-cave in Ithilien used by Gondorian rangers in J.R.R. Tolkien’s Middle-earth legendarium.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Dunharrow