Celduin (River Running)
E901125
Celduin, also known as the River Running, is a major river in J.R.R. Tolkien’s Middle-earth that flows from the Lonely Mountain through Mirkwood toward the Sea of Rhûn.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Celduin (River Running) canonical | 1 |
| River Running (Celduin) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11047598 — 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: Celduin (River Running) Context triple: [Anduin, hasTributary, Celduin (River Running)]
-
A.
River Brosna
River Brosna is a river in Ireland that flows through counties such as Westmeath and Offaly before joining the River Shannon.
-
B.
Đáy River
Đáy River is a significant river in northern Vietnam that flows through several provinces and districts, serving as an important waterway and agricultural resource.
-
C.
River Boyne
The River Boyne is a historically significant river in eastern Ireland, famed for the Battle of the Boyne and its rich archaeological and mythological heritage.
-
D.
River Ember
The River Ember is a small watercourse in Surrey, England, that branches from and later rejoins the River Mole before flowing toward the River Thames.
-
E.
River Gadder
River Gadder is a small river in Norfolk, England, known as a minor tributary within the local drainage and river network.
- 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: Celduin (River Running) Target entity description: Celduin, also known as the River Running, is a major river in J.R.R. Tolkien’s Middle-earth that flows from the Lonely Mountain through Mirkwood toward the Sea of Rhûn.
-
A.
River Brosna
River Brosna is a river in Ireland that flows through counties such as Westmeath and Offaly before joining the River Shannon.
-
B.
Đáy River
Đáy River is a significant river in northern Vietnam that flows through several provinces and districts, serving as an important waterway and agricultural resource.
-
C.
River Boyne
The River Boyne is a historically significant river in eastern Ireland, famed for the Battle of the Boyne and its rich archaeological and mythological heritage.
-
D.
River Ember
The River Ember is a small watercourse in Surrey, England, that branches from and later rejoins the River Mole before flowing toward the River Thames.
-
E.
River Gadder
River Gadder is a small river in Norfolk, England, known as a minor tributary within the local drainage and river network.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
fictional river
ⓘ
river of Middle-earth ⓘ |
| alternateName | River Running ⓘ |
| appearsIn |
The Hobbit
ⓘ
The Lord of the Rings legendarium ⓘ
linked to:
The Lord of the Rings
|
| associatedEvent |
journey of Thorin and Company
ⓘ
trade after the restoration of Erebor ⓘ |
| associatedWithPeople |
Lake-men
ⓘ
Men of Dale ⓘ |
| cartographer |
Christopher Tolkien
ⓘ
linked to:
Christopher John Reuel Tolkien
|
| connectedWaterBody | Long Lake NERFINISHED ⓘ |
| continent | Middle-earth ⓘ |
| creator | J. R. R. Tolkien ⓘ |
| drainageBasin | eastern Rhovanion ⓘ |
| economicRole |
trade route for Esgaroth
ⓘ
waterway for traffic between Erebor and Lake-town ⓘ |
| fictionalSettingPeriod | Third Age of Middle-earth ⓘ |
| flowsDirection |
south
ⓘ
southeast ⓘ |
| flowsFrom | Lonely Mountain ⓘ |
| flowsPast | southern edge of Mirkwood ⓘ |
| flowsThrough | Mirkwood ⓘ |
| flowsToward | Sea of Rhûn ⓘ |
| genre | high fantasy ⓘ |
| hasRole | geographical landmark in The Hobbit ⓘ |
| influences |
commerce of Dale
ⓘ
commerce of Lake-town ⓘ |
| languageOfName | Sindarin ⓘ |
| mapFeatureIn | maps of Wilderland ⓘ |
| medium | literature ⓘ |
| mentionedIn |
The Hobbit, or There and Back Again
ⓘ
linked to:
The Hobbit
The Lord of the Rings appendices ⓘ |
| mouthRegion | Sea of Rhûn ⓘ |
| nameMeaning |
River of the Celdu
ⓘ
Running River ⓘ |
| nearbySettlement |
Dale
ⓘ
Esgaroth ⓘ
linked to:
Esgaroth (Lake-town)
|
| partOf | hydrology of Rhovanion ⓘ |
| passesNear |
Esgaroth
ⓘ
linked to:
Esgaroth (Lake-town)
Lake-town ⓘ |
| receivesFrom | River from the Mountain ⓘ |
| region |
Rhovanion
ⓘ
Wilderland ⓘ |
| sourceRegion | Erebor ⓘ |
| tributaryOf | Sea of Rhûn ⓘ |
| universe | Arda ⓘ |
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: Celduin (River Running) Description of subject: Celduin, also known as the River Running, is a major river in J.R.R. Tolkien’s Middle-earth that flows from the Lonely Mountain through Mirkwood toward the Sea of Rhûn.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Celduin (River Running)