Glaucon
E190150
Ancient Greek philosopher
Athenian aristocrat
Historical person
Interlocutor of Socrates
Platonic dialogue character
Glaucon is a prominent interlocutor in Plato’s Republic, known for challenging Socrates on the nature of justice and the value of living a just life.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Glaucon canonical | 24 |
| Glaucon (Plato’s Republic interlocutor) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1685594 — 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: Glaucon Context triple: [Republic, featuresCharacter, Glaucon]
-
A.
Echecrates
Echecrates is a Pythagorean philosopher who appears in Plato’s dialogue "Phaedo" as the interlocutor to whom Phaedo recounts the final conversation and death of Socrates.
-
B.
Charmides
Charmides is a Socratic dialogue by Plato that explores the nature of temperance or self-control through a philosophical conversation between Socrates and the young Charmides.
-
C.
Eryximachus
Eryximachus is a physician and one of the speakers in Plato’s *Symposium*, known for giving a speech on love from a medical and cosmic perspective.
-
D.
Cebes of Thebes
Cebes of Thebes was an ancient Greek philosopher, a disciple of Socrates, and a prominent interlocutor in Plato’s dialogue "Phaedo."
-
E.
Cratylus
Cratylus is a Socratic dialogue by Plato that explores the nature and correctness of names and language.
- 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: Glaucon Target entity description: Glaucon is a prominent interlocutor in Plato’s Republic, known for challenging Socrates on the nature of justice and the value of living a just life.
-
A.
Echecrates
Echecrates is a Pythagorean philosopher who appears in Plato’s dialogue "Phaedo" as the interlocutor to whom Phaedo recounts the final conversation and death of Socrates.
-
B.
Charmides
Charmides is a Socratic dialogue by Plato that explores the nature of temperance or self-control through a philosophical conversation between Socrates and the young Charmides.
-
C.
Eryximachus
Eryximachus is a physician and one of the speakers in Plato’s *Symposium*, known for giving a speech on love from a medical and cosmic perspective.
-
D.
Cebes of Thebes
Cebes of Thebes was an ancient Greek philosopher, a disciple of Socrates, and a prominent interlocutor in Plato’s dialogue "Phaedo."
-
E.
Cratylus
Cratylus is a Socratic dialogue by Plato that explores the nature and correctness of names and language.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Ancient Greek philosopher
ⓘ
Athenian aristocrat ⓘ Historical person ⓘ Interlocutor of Socrates ⓘ Platonic dialogue character ⓘ |
| appearsIn |
Plato's Parmenides
ⓘ
linked to:
Plato's dialogue "Parmenides"
Plato's Republic ⓘ Plato's Symposium ⓘ |
| asksQuestion |
Whether justice is good in itself or only for its rewards
ⓘ
Whether people are just only because of consequences and reputation ⓘ |
| associatedWith |
Classical Athens
ⓘ
Platonism ⓘ Socratic philosophy ⓘ |
| brotherOf | Plato ⓘ |
| challenges | Socrates ⓘ |
| culturalContext | Classical Greek philosophy ⓘ |
| discussesTopic |
human motivation
ⓘ
justice ⓘ moral psychology ⓘ the just life versus the unjust life ⓘ |
| familyOrigin | deme of Collytus ⓘ |
| knownFor |
Challenging Socrates on the nature of justice
ⓘ
Defending the case for injustice in order to test Socrates ⓘ Presenting the Ring of Gyges story ⓘ Questioning whether justice is valued for its own sake ⓘ |
| language | Ancient Greek ⓘ |
| mentionedIn |
Book II of Plato's Republic
ⓘ
linked to:
Plato's Republic
Book IV of Plato's Republic ⓘ
linked to:
Plato's Republic
Book X of Plato's Republic ⓘ
linked to:
Plato's Republic
|
| narrativeFunction |
Devil's advocate for injustice
ⓘ
Stimulus for Socrates' defense of justice ⓘ |
| philosophicalPositionTested |
ethical egoism
ⓘ
psychological egoism ⓘ |
| portrayedAs |
ambitious
ⓘ
intellectually curious ⓘ spirited ⓘ young ⓘ |
| relatedConcept |
Ring of Gyges
ⓘ
ideal city (kallipolis) ⓘ tripartite soul (via Republic discussion) ⓘ |
| relativeOf | Ariston of Athens ⓘ |
| roleInWork | Prominent interlocutor in Plato's Republic ⓘ |
| siblingOf |
Adeimantus of Collytus
ⓘ
linked to:
Adeimantus
|
| sourceOfInformation |
Platonic dialogues
ⓘ
linked to:
Dialogues of Plato
|
| teacherStudentRelation | Student and follower of Socrates (as depicted by Plato) ⓘ |
| timePeriod |
4th century BCE
ⓘ
5th century BCE ⓘ |
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: Glaucon Description of subject: Glaucon is a prominent interlocutor in Plato’s Republic, known for challenging Socrates on the nature of justice and the value of living a just life.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.