Nan Dungortheb
E920151
Nan Dungortheb is a perilous, spider‑haunted valley in J.R.R. Tolkien’s legendarium, lying between Doriath and the Ered Gorgoroth in Beleriand.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nan Dungortheb canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11348125 — 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: Nan Dungortheb Context triple: [Beleriand, containsRegion, Nan Dungortheb]
-
A.
Derwenlas
Derwenlas is a small village in Powys, Wales, situated near the River Dyfi and close to the town of Machynlleth.
-
B.
Rhandirmwyn
Rhandirmwyn is a small rural village in Carmarthenshire, Wales, known for its scenic surroundings in the upper Tywi valley and its historic association with lead mining.
-
C.
Sarnthein
Sarnthein is a small alpine village and municipality in South Tyrol, northern Italy, situated in the Sarntal valley of the Sarntal Alps.
-
D.
Talygarn
Talygarn is a village and residential area in Rhondda Cynon Taf, Wales, known for its historic estate and former rehabilitation hospital.
-
E.
Herneith
Herneith was an early ancient Egyptian queen consort, likely of the 1st Dynasty, known from archaeological evidence suggesting she was closely connected to King Den’s royal household.
- 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: Nan Dungortheb Target entity description: Nan Dungortheb is a perilous, spider‑haunted valley in J.R.R. Tolkien’s legendarium, lying between Doriath and the Ered Gorgoroth in Beleriand.
-
A.
Derwenlas
Derwenlas is a small village in Powys, Wales, situated near the River Dyfi and close to the town of Machynlleth.
-
B.
Rhandirmwyn
Rhandirmwyn is a small rural village in Carmarthenshire, Wales, known for its scenic surroundings in the upper Tywi valley and its historic association with lead mining.
-
C.
Sarnthein
Sarnthein is a small alpine village and municipality in South Tyrol, northern Italy, situated in the Sarntal valley of the Sarntal Alps.
-
D.
Talygarn
Talygarn is a village and residential area in Rhondda Cynon Taf, Wales, known for its historic estate and former rehabilitation hospital.
-
E.
Herneith
Herneith was an early ancient Egyptian queen consort, likely of the 1st Dynasty, known from archaeological evidence suggesting she was closely connected to King Den’s royal household.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
fictional location
ⓘ
region of Beleriand ⓘ valley ⓘ |
| appearsIn |
The History of Middle-earth
NERFINISHED
ⓘ
The Silmarillion ⓘ |
| associatedWith |
Doriath
NERFINISHED
ⓘ
Ered Gorgoroth NERFINISHED ⓘ Ungoliant NERFINISHED ⓘ |
| belongsToLegendarium | Middle-earth legendarium NERFINISHED ⓘ |
| borders |
Doriath
NERFINISHED
ⓘ
Ered Gorgoroth NERFINISHED ⓘ |
| characteristic |
filled with webs
ⓘ
haunted by dread ⓘ perilous ⓘ spider-haunted ⓘ |
| connectedTo |
Ered Gorgoroth
NERFINISHED
ⓘ
the northern marches of Doriath NERFINISHED ⓘ |
| creator | J. R. R. Tolkien ⓘ |
| dangerLevel | extremely dangerous ⓘ |
| era | First Age NERFINISHED ⓘ |
| hasAtmosphere | fearful ⓘ |
| hasClimate | gloomy ⓘ |
| hasTerrain |
crags
ⓘ
ravines ⓘ steep slopes ⓘ |
| inhabitedBy |
fell creatures
ⓘ
giant spiders ⓘ |
| knownFor |
dangerous ravines
ⓘ
giant spiders ⓘ treacherous paths ⓘ |
| languageOfName | Sindarin ⓘ |
| locatedBetween |
Doriath
NERFINISHED
ⓘ
Ered Gorgoroth NERFINISHED ⓘ |
| locatedIn | Beleriand NERFINISHED ⓘ |
| locatedOn | Middle-earth NERFINISHED ⓘ |
| meaningOfName | Valley of Dreadful Death NERFINISHED ⓘ |
| notableEvent |
passage of Beren
ⓘ
passage of Lúthien ⓘ |
| partOf |
the lands north of Doriath
ⓘ
the wilderness of Beleriand NERFINISHED ⓘ |
| separatedBy | from Doriath by perilous land ⓘ |
| threatTo | travelers in northern Beleriand ⓘ |
| travelThrough | rarely attempted ⓘ |
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: Nan Dungortheb Description of subject: Nan Dungortheb is a perilous, spider‑haunted valley in J.R.R. Tolkien’s legendarium, lying between Doriath and the Ered Gorgoroth in Beleriand.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.