Eithel Ivrin
E921271
Eithel Ivrin is a fair and sacred spring and lake in northern Beleriand in J.R.R. Tolkien’s legendarium, renowned for its crystal waters and association with the Vala Ulmo.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Eithel Ivrin canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11348165 — 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: Eithel Ivrin Context triple: [Beleriand, containsSettlement, Eithel Ivrin]
-
A.
Eithel Sirion
Eithel Sirion is a legendary spring in J.R.R. Tolkien’s Middle-earth, known as the chief source of the great River Sirion in Beleriand.
-
B.
Elidir Fawr
Elidir Fawr is a prominent mountain in Snowdonia, Wales, known for its rugged slopes and status as one of the higher peaks in the region.
-
C.
Irwine
Irwine is a clergyman character in George Eliot’s novel "Adam Bede," known for his benevolence, moderation, and moral influence within the rural community.
-
D.
Esgalduin
Esgalduin is a river in J.R.R. Tolkien’s Middle-earth, most notably flowing through the forest realm of Doriath.
-
E.
Thorold
Thorold is a small city in Ontario, Canada, located in the Niagara Region and known for its historic Welland Canal infrastructure.
- 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: Eithel Ivrin Target entity description: Eithel Ivrin is a fair and sacred spring and lake in northern Beleriand in J.R.R. Tolkien’s legendarium, renowned for its crystal waters and association with the Vala Ulmo.
-
A.
Eithel Sirion
Eithel Sirion is a legendary spring in J.R.R. Tolkien’s Middle-earth, known as the chief source of the great River Sirion in Beleriand.
-
B.
Elidir Fawr
Elidir Fawr is a prominent mountain in Snowdonia, Wales, known for its rugged slopes and status as one of the higher peaks in the region.
-
C.
Irwine
Irwine is a clergyman character in George Eliot’s novel "Adam Bede," known for his benevolence, moderation, and moral influence within the rural community.
-
D.
Esgalduin
Esgalduin is a river in J.R.R. Tolkien’s Middle-earth, most notably flowing through the forest realm of Doriath.
-
E.
Thorold
Thorold is a small city in Ontario, Canada, located in the Niagara Region and known for its historic Welland Canal infrastructure.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
fictional location
ⓘ
lake ⓘ sacred place ⓘ spring ⓘ |
| appearsIn |
The Children of Húrin
NERFINISHED
ⓘ
The Silmarillion ⓘ |
| associatedWith | Ulmo NERFINISHED ⓘ |
| category |
Beleriand locations
ⓘ
Lakes of Middle-earth NERFINISHED ⓘ Springs of Middle-earth NERFINISHED ⓘ |
| creator | J. R. R. Tolkien ⓘ |
| describedAs |
crystal waters
ⓘ
fair ⓘ sacred ⓘ |
| era | First Age NERFINISHED ⓘ |
| fate | ruined in the breaking of Beleriand ⓘ |
| languageOfName | Sindarin NERFINISHED ⓘ |
| locatedIn |
Beleriand
NERFINISHED
ⓘ
northern Beleriand ⓘ |
| meaningOfName | Ivrin’s spring ⓘ |
| mentionedIn | Quenta Silmarillion NERFINISHED ⓘ |
| near | sources of the River Narog ⓘ |
| notableFor |
beauty
ⓘ
healing rest ⓘ |
| partOf | lands north of Beleriand ⓘ |
| region | Dor-lómin vicinity ⓘ |
| sacredTo | Ulmo NERFINISHED ⓘ |
| sourceOf | River Narog NERFINISHED ⓘ |
| typeOfWaterBody | spring-fed lake ⓘ |
| universe | Middle-earth NERFINISHED ⓘ |
| visitedBy |
Finrod Felagund
NERFINISHED
ⓘ
Gwindor NERFINISHED ⓘ Túrin Turambar 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: Eithel Ivrin Description of subject: Eithel Ivrin is a fair and sacred spring and lake in northern Beleriand in J.R.R. Tolkien’s legendarium, renowned for its crystal waters and association with the Vala Ulmo.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.