Ífingr
E359871
Ífingr is the mythic river in Norse cosmology that forms the boundary between the realm of the gods and the land of the giants.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T3458581 — 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: Ífingr Context triple: [Jotunheim, separatedBy, Ífingr]
-
A.
Hrœrekr
Hrœrekr is the Old Norse form of the name Rurik, the semi-legendary Varangian chieftain traditionally regarded as the founder of the Rurikid dynasty in early medieval Rus'.
-
B.
Þrúðvangr
Þrúðvangr is the mythological realm in Norse cosmology that serves as the home and estate of the god Thor.
-
C.
Brattahlid
Brattahlid was the main Norse settlement and estate of Erik the Red in southern Greenland, serving as a central hub of the medieval Greenlandic Norse colony.
-
D.
Hrólfr
Hrólfr, better known as Rollo, was a Viking leader who became the first ruler of Normandy in the early 10th century.
-
E.
Huldu
Huldu was a Nabataean queen consort, known primarily as the wife of King Aretas IV who ruled the Nabataean Kingdom in the early 1st century BCE/CE.
- 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: Ífingr Target entity description: Ífingr is the mythic river in Norse cosmology that forms the boundary between the realm of the gods and the land of the giants.
-
A.
Hrœrekr
Hrœrekr is the Old Norse form of the name Rurik, the semi-legendary Varangian chieftain traditionally regarded as the founder of the Rurikid dynasty in early medieval Rus'.
-
B.
Þrúðvangr
Þrúðvangr is the mythological realm in Norse cosmology that serves as the home and estate of the god Thor.
-
C.
Brattahlid
Brattahlid was the main Norse settlement and estate of Erik the Red in southern Greenland, serving as a central hub of the medieval Greenlandic Norse colony.
-
D.
Hrólfr
Hrólfr, better known as Rollo, was a Viking leader who became the first ruler of Normandy in the early 10th century.
-
E.
Huldu
Huldu was a Nabataean queen consort, known primarily as the wife of King Aretas IV who ruled the Nabataean Kingdom in the early 1st century BCE/CE.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
cosmological boundary
ⓘ
entity in Norse mythology ⓘ mythological river ⓘ |
| appearsIn | Norse cosmology ⓘ |
| associatedWithGroup |
jötnar
ⓘ
Æsir ⓘ
linked to:
Aesir
|
| cosmologicalFunction | boundary marker in the Norse cosmos ⓘ |
| culturalOrigin | medieval Icelandic literary tradition ⓘ |
| describedAs | river that never freezes over ⓘ |
| formsBoundaryBetween |
Jötunheimr
ⓘ
linked to:
Jotunheim
Ásgarðr ⓘ
linked to:
Asgard
|
| hasCharacteristic |
does not freeze even in great cold
ⓘ
perpetually flowing ⓘ |
| hasEtymologyHypothesis | possibly related to Old Norse words for doubt or uncertainty ⓘ |
| hasNameInOldNorse | Ífingr ⓘ |
| hasSourceTextAuthor | Snorri Sturluson ⓘ |
| languageOfAttestation |
Old Norse
ⓘ
linked to:
Old Norse language
|
| locatedBetween |
land of the giants
ⓘ
land of the gods ⓘ |
| mentionedIn |
Gylfaginning
ⓘ
Prose Edda ⓘ |
| mythologicalTradition |
Germanic
ⓘ
linked to:
Germanic peoples
|
| neverFreezes | true ⓘ |
| partOf | Norse mythological geography ⓘ |
| roleInMythology | cosmic border between gods and giants ⓘ |
| separates | Ásgarðr and Jötunheimr ⓘ |
| separatesRealmOf |
jötnar
ⓘ
Æsir gods ⓘ
linked to:
Aesir
|
| symbolizes |
division between order and chaos
ⓘ
separation between divine and monstrous beings ⓘ |
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: Ífingr Description of subject: Ífingr is the mythic river in Norse cosmology that forms the boundary between the realm of the gods and the land of the giants.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ífingr