Hvergelmir
E358792
Hvergelmir is a primordial spring in Norse mythology from which numerous rivers flow and which lies beneath one of the roots of the world tree Yggdrasil.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hvergelmir canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T3442019 — 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: Hvergelmir Context triple: [Yggdrasil, hasWellAtRoot, Hvergelmir]
-
A.
Urðarbrunnr
Urðarbrunnr is the sacred well of fate in Norse mythology, where the Norns shape the destinies of gods and humans beneath the world tree Yggdrasil.
-
B.
Mímir's well
Mímir's well is a mythic spring of profound wisdom in Norse mythology, guarded by the being Mímir and sought out by gods such as Odin for its knowledge.
-
C.
Niflheim
Niflheim is the primordial, icy realm of cold and mist in Norse mythology, often associated with darkness, fog, and the origins of cosmic creation.
-
D.
Tjörnin pond
Tjörnin pond is a small, picturesque lake in central Reykjavík, Iceland, known for its birdlife and surrounding civic buildings.
-
E.
Þingvallavatn
Þingvallavatn is Iceland’s largest natural lake, renowned for its clear rift-valley waters and dramatic tectonic setting within the Mid-Atlantic Ridge.
- 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: Hvergelmir Target entity description: Hvergelmir is a primordial spring in Norse mythology from which numerous rivers flow and which lies beneath one of the roots of the world tree Yggdrasil.
-
A.
Urðarbrunnr
Urðarbrunnr is the sacred well of fate in Norse mythology, where the Norns shape the destinies of gods and humans beneath the world tree Yggdrasil.
-
B.
Mímir's well
Mímir's well is a mythic spring of profound wisdom in Norse mythology, guarded by the being Mímir and sought out by gods such as Odin for its knowledge.
-
C.
Niflheim
Niflheim is the primordial, icy realm of cold and mist in Norse mythology, often associated with darkness, fog, and the origins of cosmic creation.
-
D.
Tjörnin pond
Tjörnin pond is a small, picturesque lake in central Reykjavík, Iceland, known for its birdlife and surrounding civic buildings.
-
E.
Þingvallavatn
Þingvallavatn is Iceland’s largest natural lake, renowned for its clear rift-valley waters and dramatic tectonic setting within the Mid-Atlantic Ridge.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
location in Norse mythology
ⓘ
mythological spring ⓘ primordial source of waters ⓘ |
| associatedCreature | Níðhöggr ⓘ |
| associatedWith | Yggdrasil ⓘ |
| associatedWithConcept |
cosmic origin of waters
ⓘ
primordial chaos ⓘ underworld ⓘ |
| connectedTo |
dead and damned souls (indirectly via Niflheim/Hel)
ⓘ
underworld beings ⓘ |
| cosmicRole |
feeds roots of Yggdrasil
ⓘ
origin of many rivers ⓘ |
| culture | Norse mythology ⓘ |
| describedAs | primordial spring ⓘ |
| describedIn |
Gylfaginning
ⓘ
Poetic Edda ⓘ Prose Edda ⓘ |
| etymologySuggests | bubbling cauldron ⓘ |
| guardedBy | Níðhöggr ⓘ |
| hasOppositionOrContrastWith |
Mímir's well
ⓘ
surface form:
Mímisbrunnr
Urðarbrunnr ⓘ |
| inhabitedBy |
dragons
ⓘ
serpents ⓘ |
| languageOfName | Old Norse ⓘ |
| locatedInRealm | Niflheim ⓘ |
| locatedUnder | root of Yggdrasil ⓘ |
| mentionedBy | Snorri Sturluson ⓘ |
| mythologicalFunction | primordial water source at the base of the world tree ⓘ |
| partOf | Norse cosmology ⓘ |
| realmType | cold realm ⓘ |
| sourceOf |
numerous rivers
ⓘ
Élivágar rivers ⓘ |
| underlies | one root of Yggdrasil ⓘ |
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: Hvergelmir Description of subject: Hvergelmir is a primordial spring in Norse mythology from which numerous rivers flow and which lies beneath one of the roots of the world tree Yggdrasil.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Élivágar
subject surface form:
Élivágar