Orthrus
E377342
Orthrus is a two-headed dog from Greek mythology, often associated with the giant Geryon and slain by the hero Heracles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Orthrus canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T3658397 — 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: Orthrus Context triple: [Echidna, parentOf, Orthrus]
-
A.
Alcathous
Alcathous is the ancient acropolis of the Greek city of Megara, serving as its fortified citadel and religious center.
-
B.
Argus
Argus is an early distributed programming language known for pioneering concepts in fault-tolerant, distributed systems and influencing modern object-oriented and concurrent programming.
-
C.
Argus
Argus is a many-eyed giant from Greek mythology best known for his role as a vigilant guardian.
-
D.
Minotaur
The Minotaur is a legendary creature from Greek mythology, depicted as a fearsome monster with the body of a man and the head of a bull that dwelled in the Labyrinth of Crete.
-
E.
Pegasus
Pegasus is the iconic winged horse that serves as the central emblem in TriStar Pictures' film studio logo.
- 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: Orthrus Target entity description: Orthrus is a two-headed dog from Greek mythology, often associated with the giant Geryon and slain by the hero Heracles.
-
A.
Alcathous
Alcathous is the ancient acropolis of the Greek city of Megara, serving as its fortified citadel and religious center.
-
B.
Argus
Argus is an early distributed programming language known for pioneering concepts in fault-tolerant, distributed systems and influencing modern object-oriented and concurrent programming.
-
C.
Argus
Argus is a many-eyed giant from Greek mythology best known for his role as a vigilant guardian.
-
D.
Minotaur
The Minotaur is a legendary creature from Greek mythology, depicted as a fearsome monster with the body of a man and the head of a bull that dwelled in the Labyrinth of Crete.
-
E.
Pegasus
Pegasus was a British Royal Navy seaplane carrier that served in the early 20th century, supporting naval aviation operations.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
creature from Greek mythology
ⓘ
monster in Greek mythology ⓘ mythological dog ⓘ |
| associatedPlace | far west of the known world ⓘ |
| associatedWith | Geryon ⓘ |
| category |
Greek legendary creatures
ⓘ
Creatures of Heracles ⓘ
surface form:
Monsters of Heracles
Mythological dogs ⓘ |
| event | slain in the cattle raid of Geryon ⓘ |
| gender | male ⓘ |
| guarded | red cattle of Geryon ⓘ |
| guardianOf |
Cattle of Geryon
ⓘ
surface form:
Geryon’s cattle
|
| hasBodyPart |
dog’s body
ⓘ
two heads ⓘ |
| hasHeadsLike | Cerberus ⓘ |
| hasNumberOfHeads | 2 ⓘ |
| hasTrait |
ferocious
ⓘ
loyal to Geryon ⓘ |
| isChildOf |
Echidna
ⓘ
Typhoeus ⓘ
surface form:
Typhon
|
| killedBy | Heracles ⓘ |
| killedDuring | Tenth Labour of Heracles ⓘ |
| languageOfName | Ancient Greek ⓘ |
| livesIn | Erytheia ⓘ |
| mentionedBy |
Hesiod
ⓘ
Apollodorus' Bibliotheca ⓘ
surface form:
Pseudo-Apollodorus
|
| mentionedIn |
Bibliotheca
ⓘ
Hesiod's Theogony ⓘ
surface form:
Theogony
|
| mythologicalTradition | Greek ⓘ |
| nameInGreek | Όρθρος ⓘ |
| opposedBy | Heracles ⓘ |
| parentType | chthonic monsters ⓘ |
| role | guardian ⓘ |
| serves | Geryon ⓘ |
| sibling |
Cerberus
ⓘ
Chimera ⓘ Gorgon ⓘ Hydra ⓘ Ladon ⓘ Nemean Lion ⓘ Sphinx ⓘ |
| species | dog ⓘ |
| weaponUsedAgainst |
bow of Heracles
ⓘ
club of Heracles ⓘ |
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: Orthrus Description of subject: Orthrus is a two-headed dog from Greek mythology, often associated with the giant Geryon and slain by the hero Heracles.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.