Jormungandr
E74276
Jormungandr is the colossal World Serpent of Norse mythology, destined to encircle Midgard and battle Thor during Ragnarök.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Jörmungandr | 18 |
| Jormungandr canonical | 3 |
| Midgard Serpent | 3 |
| Jormungand | 1 |
| Jörmungandr (possible half-sibling) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T579451 — 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: Jormungandr Context triple: [Norse mythology, featuresCreature, Jormungandr]
-
A.
Tyr
Tyr is a Norse god associated primarily with law, justice, and heroic courage, famously known for sacrificing his hand to the wolf Fenrir.
-
B.
Freyr
Freyr is a major Norse god associated with fertility, prosperity, sunshine, and fair weather, often revered as a bringer of peace and good harvests.
-
C.
Loki
Loki is a trickster god in Norse mythology known for his shape-shifting, cunning, and role in both aiding and undermining the other gods.
-
D.
Odin
Odin is the chief god in Norse mythology, associated with wisdom, war, poetry, and magic, and revered as the ruler of Asgard and the Aesir gods.
-
E.
Baldr
Baldr is a radiant and beloved Norse god associated with light, purity, and beauty, whose death is a central and tragic event in Norse mythology.
- 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: Jormungandr Target entity description: Jormungandr is the colossal World Serpent of Norse mythology, destined to encircle Midgard and battle Thor during Ragnarök.
-
A.
Tyr
Tyr is a Norse god associated primarily with law, justice, and heroic courage, famously known for sacrificing his hand to the wolf Fenrir.
-
B.
Freyr
Freyr is a major Norse god associated with fertility, prosperity, sunshine, and fair weather, often revered as a bringer of peace and good harvests.
-
C.
Loki
Loki is a trickster god in Norse mythology known for his shape-shifting, cunning, and role in both aiding and undermining the other gods.
-
D.
Odin
Odin is the chief god in Norse mythology, associated with wisdom, war, poetry, and magic, and revered as the ruler of Asgard and the Aesir gods.
-
E.
Baldr
Baldr is a radiant and beloved Norse god associated with light, purity, and beauty, whose death is a central and tragic event in Norse mythology.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Norse mythological figure
ⓘ
World Serpent ⓘ giant monster ⓘ mythological serpent ⓘ |
| alignment | forces of destruction ⓘ |
| alsoKnownAs |
Jormungandr
ⓘ
surface form:
Jörmungandr
Jormungandr ⓘ
surface form:
Midgard Serpent
World Serpent ⓘ |
| appearsInStory | Thor’s fishing trip with Hymir ⓘ |
| associatedEvent |
Ragnarok
ⓘ
surface form:
Ragnarök
|
| associatedWith | Midgard ⓘ |
| associatedWithDeity |
Odin
ⓘ
Thor ⓘ |
| breathEffect | poison that kills Thor after their battle ⓘ |
| capturedBy | Thor ⓘ |
| category |
Norse legendary creature
ⓘ
mythological dragon ⓘ |
| culture | Norse mythology ⓘ |
| destiny | to battle Thor at Ragnarök ⓘ |
| enemy | Thor ⓘ |
| etymology | Old Norse for “great serpent” or “huge monster” ⓘ |
| genre | myth ⓘ |
| guardedBy | none ⓘ |
| habitat | ocean surrounding Midgard ⓘ |
| killedBy | Thor ⓘ |
| kills | Thor ⓘ |
| languageOfName |
Norse
ⓘ
surface form:
Old Norse
|
| mentionedIn |
Poetic Edda
ⓘ
Prose Edda ⓘ |
| mythicFunction |
marks the edge of the known world
ⓘ
participant in the end of the world ⓘ |
| narrativeRole | archenemy of Thor ⓘ |
| parent |
Angrboða
ⓘ
Loki ⓘ |
| physicalCharacteristic |
able to grasp its own tail
ⓘ
so large it encircles the world ⓘ |
| prophecy | will kill and be killed by Thor at Ragnarök ⓘ |
| relatedConcept |
Ouroboros
ⓘ
world-encircling serpent motif ⓘ |
| religion | pre-Christian Norse religion ⓘ |
| roleInMythology | encircles Midgard ⓘ |
| sibling |
Fenrir
ⓘ
Hel ⓘ |
| symbolizes |
chaos
ⓘ
cosmic danger ⓘ the boundary of the human world ⓘ |
| thrownInto | the sea by Odin ⓘ |
| timeOfFinalBattle |
Ragnarok
ⓘ
surface form:
Ragnarök
|
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: Jormungandr Description of subject: Jormungandr is the colossal World Serpent of Norse mythology, destined to encircle Midgard and battle Thor during Ragnarök.
Referenced by (26)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Jörmungandr
this entity surface form:
Midgard Serpent
this entity surface form:
Jörmungandr
subject surface form:
Thor
this entity surface form:
Jörmungandr
this entity surface form:
Jörmungandr (possible half-sibling)
this entity surface form:
Jörmungandr
this entity surface form:
Jörmungandr
this entity surface form:
Jörmungandr
this entity surface form:
Midgard Serpent
this entity surface form:
Jörmungandr
this entity surface form:
Jörmungandr
subject surface form:
Hel
this entity surface form:
Jörmungandr
this entity surface form:
Jörmungandr
this entity surface form:
Jormungand
this entity surface form:
Midgard Serpent
this entity surface form:
Jörmungandr
this entity surface form:
Jörmungandr