Book IX
E712299
Book IX of Plato's Republic is the section in which Plato analyzes the tyrannical soul and argues that the just life is happier than the unjust life.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Book IX canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8143063 — 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: Book IX Context triple: [Plato's Republic, hasPart, Book IX]
-
A.
Book IX
Book IX is a section of Aristotle’s Nicomachean Ethics that focuses largely on friendship, self-love, and the relationship between individual virtue and the good of others.
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B.
Book IX
Book IX is a later volume of Leonardo Bruni’s "History of the Florentine People," continuing his humanist narrative of Florence’s political and civic development.
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C.
Book XI
Book XI is a section of Leonardo Bruni’s historical work "History of the Florentine People," continuing his humanist narrative of Florence’s political and civic development.
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D.
Book XI
Book XI is a section of Augustine’s theological work "The City of God" that begins the exploration of creation, angels, and the origin of the earthly and heavenly cities.
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E.
Book VIII
Book VIII is one of the later volumes of Leonardo Bruni’s humanist historical work *History of the Florentine People*, continuing his account of Florence’s political and civic life.
- 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: Book IX Target entity description: Book IX of Plato's Republic is the section in which Plato analyzes the tyrannical soul and argues that the just life is happier than the unjust life.
-
A.
Book IX
Book IX is a section of Aristotle’s Nicomachean Ethics that focuses largely on friendship, self-love, and the relationship between individual virtue and the good of others.
-
B.
Book IX
Book IX is a later volume of Leonardo Bruni’s "History of the Florentine People," continuing his humanist narrative of Florence’s political and civic development.
-
C.
Book XI
Book XI is a section of Leonardo Bruni’s historical work "History of the Florentine People," continuing his humanist narrative of Florence’s political and civic development.
-
D.
Book XI
Book XI is a section of Augustine’s theological work "The City of God" that begins the exploration of creation, angels, and the origin of the earthly and heavenly cities.
-
E.
Book VIII
Book VIII is a section of Aristotle’s zoological treatise "History of Animals" that continues his systematic observations and classifications of animal life.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf | book section ⓘ |
| analyzes | tyrannical soul ⓘ |
| arguesAgainst | unjust life ⓘ |
| arguesFor | just life ⓘ |
| author | Plato ⓘ |
| centralClaim | the just life is happier than the unjust life ⓘ |
| claims |
the just person is happiest
ⓘ
the tyrant is least free ⓘ the tyrant is most miserable ⓘ |
| compares |
just soul
ⓘ
tyrannical soul ⓘ |
| contains | threefold argument for the superiority of the just life ⓘ |
| containsArgumentType |
comparative happiness argument
ⓘ
hedonistic argument for justice ⓘ |
| criticizes |
lawless desires
ⓘ
tyrannical character ⓘ |
| dialogueForm | Socratic dialogue ⓘ |
| discusses |
honor-loving pleasure
ⓘ
money-loving pleasure ⓘ philosophic pleasure ⓘ three kinds of pleasures ⓘ |
| evaluates |
pleasures of the just person
ⓘ
pleasures of the tyrant ⓘ |
| explains |
origin of the tyrannical man
ⓘ
psychology of tyranny ⓘ |
| follows | Book VIII of Plato's Republic ⓘ |
| hasInfluenced |
discussions of happiness and justice
ⓘ
later ethical theory ⓘ theories of political tyranny ⓘ |
| mainCharacter | Socrates ⓘ |
| partOf | Plato's Republic ⓘ |
| philosophicalDiscipline |
ethics
ⓘ
moral psychology ⓘ political philosophy ⓘ |
| philosophicalTradition | Ancient Greek philosophy ⓘ |
| positionInWork | ninth book ⓘ |
| precedes |
Book X of Plato's Republic
ⓘ
linked to:
Book IX (Plato's Republic)
|
| relatesTo | tyrannical city ⓘ |
| supportsConclusionOf |
Book VIII of Plato's Republic
ⓘ
linked to:
Book IX (Plato's Republic)
|
| theme |
justice and happiness
ⓘ
true versus false pleasures ⓘ tyranny and slavery of the soul ⓘ |
| usesAnalogy | city-soul analogy ⓘ |
| workLanguage | Ancient Greek ⓘ |
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: Book IX Description of subject: Book IX of Plato's Republic is the section in which Plato analyzes the tyrannical soul and argues that the just life is happier than the unjust life.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.