Cleon I
E743063
Cleon I is the last emperor of the Galactic Empire in Isaac Asimov’s Foundation universe, whose reign marks the beginning of the empire’s long decline foreseen by psychohistorian Hari Seldon.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cleon I canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8492469 — 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: Cleon I Context triple: [Foundation universe, hasCharacter, Cleon I]
-
A.
Antigonus I Monophthalmus
Antigonus I Monophthalmus was a prominent Macedonian general of Alexander the Great who became a powerful Diadochi ruler and founder of the Antigonid dynasty during the early Hellenistic era.
-
B.
Cleon
Cleon was an influential Athenian statesman and general during the Peloponnesian War, known for his aggressive policies and prominent role in Athenian politics.
-
C.
Callicratidas
Callicratidas was a Spartan naval commander during the Peloponnesian War, noted for his leadership and death in the Battle of Arginusae in 406 BC.
-
D.
Evagoras
Evagoras is an encomiastic work by the Athenian orator Isocrates that praises the life and virtues of the Cypriot king Evagoras I.
-
E.
Speusippus
Speusippus was an ancient Greek philosopher who succeeded his uncle Plato as head of the Academy in Athens and contributed to early developments in metaphysics and ethics.
- 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: Cleon I Target entity description: Cleon I is the last emperor of the Galactic Empire in Isaac Asimov’s Foundation universe, whose reign marks the beginning of the empire’s long decline foreseen by psychohistorian Hari Seldon.
-
A.
Antigonus I Monophthalmus
Antigonus I Monophthalmus was a prominent Macedonian general of Alexander the Great who became a powerful Diadochi ruler and founder of the Antigonid dynasty during the early Hellenistic era.
-
B.
Cleon
Cleon was an influential Athenian statesman and general during the Peloponnesian War, known for his aggressive policies and prominent role in Athenian politics.
-
C.
Callicratidas
Callicratidas was a Spartan naval commander during the Peloponnesian War, noted for his leadership and death in the Battle of Arginusae in 406 BC.
-
D.
Evagoras
Evagoras is an encomiastic work by the Athenian orator Isocrates that praises the life and virtues of the Cypriot king Evagoras I.
-
E.
Speusippus
Speusippus was an ancient Greek philosopher who succeeded his uncle Plato as head of the Academy in Athens and contributed to early developments in metaphysics and ethics.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
Galactic Empire ruler
ⓘ
emperor ⓘ fictional character ⓘ |
| appearsIn |
Forward the Foundation
NERFINISHED
ⓘ
Prelude to Foundation NERFINISHED ⓘ |
| associatedWith |
Seldon Plan
NERFINISHED
ⓘ
psychohistory ⓘ |
| capitalRuledFrom | Trantor NERFINISHED ⓘ |
| characterType | human ⓘ |
| chronologicalPlacement | centuries before the original Foundation novel ⓘ |
| contemporaryOf | Hari Seldon NERFINISHED ⓘ |
| controls |
Imperial armed forces
ⓘ
Imperial security apparatus ⓘ |
| creator | Isaac Asimov NERFINISHED ⓘ |
| dynasty | House of Entun NERFINISHED ⓘ |
| employer | Galactic Empire NERFINISHED ⓘ |
| era | late Galactic Empire ⓘ |
| foretoldBy | Hari Seldon NERFINISHED ⓘ |
| genre | science fiction ⓘ |
| governs | Milky Way Galaxy NERFINISHED ⓘ |
| governsFrom | Imperial Palace on Trantor NERFINISHED ⓘ |
| governsInstitution | Imperial bureaucracy of the Galactic Empire NERFINISHED ⓘ |
| hasTitle | Cleon I, Emperor of the Galaxy NERFINISHED ⓘ |
| inUniverseStatus | last emperor before terminal imperial decline becomes inevitable ⓘ |
| languageOfWork | English ⓘ |
| medium | novel ⓘ |
| narrativeRole |
last strong emperor of the Galactic Empire
ⓘ
ruler at the beginning of the Empire’s decline ⓘ |
| notableAdvisor |
Eto Demerzel
NERFINISHED
ⓘ
Hari Seldon NERFINISHED ⓘ Yugo Amaryl NERFINISHED ⓘ |
| opposedBy | various political factions on Trantor ⓘ |
| partOf |
Foundation prequel series
NERFINISHED
ⓘ
Foundation series NERFINISHED ⓘ |
| politicalSystem |
autocracy
ⓘ
hereditary monarchy ⓘ |
| portrayedAs | politically powerful but intellectually limited ruler ⓘ |
| positionHeld | Emperor of the Galactic Empire NERFINISHED ⓘ |
| successor | weak emperors of the Galactic Empire ⓘ |
| themeConnection |
limits of absolute power
ⓘ
rise and fall of empires ⓘ |
| timePeriodInCanon | 12,000th year of the Galactic Era (approximate) ⓘ |
| universe | Foundation universe NERFINISHED ⓘ |
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: Cleon I Description of subject: Cleon I is the last emperor of the Galactic Empire in Isaac Asimov’s Foundation universe, whose reign marks the beginning of the empire’s long decline foreseen by psychohistorian Hari Seldon.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.