Epimenides paradox
E72450
liar paradox variant
logical paradox
philosophical problem
self-referential paradox
semantic paradox
The Epimenides paradox is a classic self-referential logical puzzle arising from a Cretan philosopher’s claim that all Cretans are liars, illustrating the problem of statements that refer to their own truth or falsehood.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Epimenides paradox canonical | 4 |
| Cretan liar paradox | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T568423 — 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: Epimenides paradox Context triple: [liar paradox, relatedTo, Epimenides paradox]
-
A.
Zeno of Elea
Zeno of Elea was a pre-Socratic Greek philosopher best known for his paradoxes challenging the coherence of motion and plurality.
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B.
Parmenides
Parmenides was a pre-Socratic Greek philosopher from Elea known for his doctrine that reality is unchanging and that all change and plurality are illusory.
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C.
Sisyphus
Sisyphus is a figure from Greek mythology, a cunning king eternally condemned by the gods to roll a boulder up a hill only for it to roll back down each time.
-
D.
Echo Stoa
Echo Stoa is an ancient colonnaded portico at Olympia in Greece, renowned for its unique acoustics and role in framing the sanctuary’s sacred and athletic spaces.
-
E.
Phaedo of Elis
Phaedo of Elis was an ancient Greek philosopher and disciple of Socrates, best known as the namesake and reported source of Plato’s dialogue "Phaedo," which recounts Socrates’ final hours and arguments for the immortality of the soul.
- 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: Epimenides paradox Target entity description: The Epimenides paradox is a classic self-referential logical puzzle arising from a Cretan philosopher’s claim that all Cretans are liars, illustrating the problem of statements that refer to their own truth or falsehood.
-
A.
Zeno of Elea
Zeno of Elea was a pre-Socratic Greek philosopher best known for his paradoxes challenging the coherence of motion and plurality.
-
B.
Parmenides
Parmenides was a pre-Socratic Greek philosopher from Elea known for his doctrine that reality is unchanging and that all change and plurality are illusory.
-
C.
Sisyphus
Sisyphus is a figure from Greek mythology, a cunning king eternally condemned by the gods to roll a boulder up a hill only for it to roll back down each time.
-
D.
Echo Stoa
Echo Stoa is an ancient colonnaded portico at Olympia in Greece, renowned for its unique acoustics and role in framing the sanctuary’s sacred and athletic spaces.
-
E.
Phaedo of Elis
Phaedo of Elis was an ancient Greek philosopher and disciple of Socrates, best known as the namesake and reported source of Plato’s dialogue "Phaedo," which recounts Socrates’ final hours and arguments for the immortality of the soul.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
liar paradox variant
ⓘ
logical paradox ⓘ philosophical problem ⓘ self-referential paradox ⓘ semantic paradox ⓘ |
| describes | a statement that undermines its own truth ⓘ |
| hasAlternativeName |
Epimenides paradox
ⓘ
surface form:
Cretan liar paradox
|
| hasCategory |
ancient Greek paradox
ⓘ
paradox of self-reference ⓘ |
| hasExampleOf | how natural language can generate contradictions ⓘ |
| hasFormulationType | universal generalization about liars ⓘ |
| hasHistoricalSource | Epimenides of Crete ⓘ |
| hasKeyIssue |
whether the original statement is strictly self-referential
ⓘ
whether the paradox is genuine or only apparent ⓘ |
| hasKeyStatement | All Cretans are liars ⓘ |
| hasLogicalStructure | a member of a group claims all members of that group are liars ⓘ |
| hasOriginLocation | Crete ⓘ |
| hasResolutionApproach |
contextual interpretation of the term liar
ⓘ
distinguishing object-language and meta-language ⓘ restricting self-reference ⓘ using multi-valued logics ⓘ |
| illustrates |
difficulties in defining truth
ⓘ
problems of self-referential statements ⓘ semantic paradoxes in natural language ⓘ |
| influenced |
development of theories of truth
ⓘ
formal treatments of self-reference ⓘ |
| involvesConcept |
falsehood
ⓘ
liar paradox ⓘ logical consistency ⓘ logical contradiction ⓘ self-reference ⓘ semantic self-reference ⓘ truth ⓘ truth-value assignment ⓘ |
| namedAfter |
Epimenides of Crete
ⓘ
surface form:
Epimenides
|
| relatedTo |
Barber paradox
ⓘ
Grelling–Nelson paradox ⓘ Gödel's incompleteness theorems ⓘ
surface form:
Gödel incompleteness theorems
liar paradox ⓘ
surface form:
Liar paradox
Russell’s paradox ⓘ
surface form:
Russell paradox
|
| studiedInField |
logic
ⓘ
mathematical logic ⓘ philosophy of language ⓘ philosophy of logic ⓘ theology ⓘ |
| usedIn |
discussions of liar paradoxes
ⓘ
introductory logic education ⓘ philosophical debates about truth and meaning ⓘ |
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: Epimenides paradox Description of subject: The Epimenides paradox is a classic self-referential logical puzzle arising from a Cretan philosopher’s claim that all Cretans are liars, illustrating the problem of statements that refer to their own truth or falsehood.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Cretan liar paradox