Dionysius the Elder
E402343
Dionysius the Elder was a powerful 4th-century BCE tyrant of Syracuse known for his military campaigns against Carthage and his transformation of the city into a major Mediterranean power.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dionysius the Elder canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3943031 — 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: Dionysius the Elder Context triple: [Dionysius I of Syracuse, name, Dionysius the Elder]
-
A.
Monimus of Syracuse
Monimus of Syracuse was an ancient Greek Cynic philosopher known for his radical advocacy of asceticism and the rejection of conventional values and material wealth.
-
B.
Strato of Lampsacus
Strato of Lampsacus was an ancient Greek philosopher of the Peripatetic school, known for his naturalistic explanations of the world and for succeeding Theophrastus as head of Aristotle’s Lyceum.
-
C.
Polyzalus of Gela
Polyzalus of Gela was a 5th-century BC Sicilian Greek tyrant and member of the Deinomenid dynasty, known for his political power and for commissioning major dedications at panhellenic sanctuaries.
-
D.
Theodorus of Cyrene
Theodorus of Cyrene was an ancient Greek mathematician and philosopher known for his work on irrational numbers and for teaching prominent figures such as Plato’s associate Theaetetus.
-
E.
Apollodorus of Phaleron
Apollodorus of Phaleron was an Athenian follower of Socrates, remembered from Plato’s dialogues as a devoted but emotionally intense disciple of the philosopher.
- 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: Dionysius the Elder Target entity description: Dionysius the Elder was a powerful 4th-century BCE tyrant of Syracuse known for his military campaigns against Carthage and his transformation of the city into a major Mediterranean power.
-
A.
Monimus of Syracuse
Monimus of Syracuse was an ancient Greek Cynic philosopher known for his radical advocacy of asceticism and the rejection of conventional values and material wealth.
-
B.
Strato of Lampsacus
Strato of Lampsacus was an ancient Greek philosopher of the Peripatetic school, known for his naturalistic explanations of the world and for succeeding Theophrastus as head of Aristotle’s Lyceum.
-
C.
Polyzalus of Gela
Polyzalus of Gela was a 5th-century BC Sicilian Greek tyrant and member of the Deinomenid dynasty, known for his political power and for commissioning major dedications at panhellenic sanctuaries.
-
D.
Theodorus of Cyrene
Theodorus of Cyrene was an ancient Greek mathematician and philosopher known for his work on irrational numbers and for teaching prominent figures such as Plato’s associate Theaetetus.
-
E.
Apollodorus of Phaleron
Apollodorus of Phaleron was an Athenian follower of Socrates, remembered from Plato’s dialogues as a devoted but emotionally intense disciple of the philosopher.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
ancient Greek politician
ⓘ
military leader ⓘ ruler of Syracuse ⓘ tyrant ⓘ |
| associatedWith |
Greek–Carthaginian rivalry in Sicily
ⓘ
Syracusan hegemony in the central Mediterranean ⓘ |
| birthPlace |
Magna Graecia
ⓘ
Sicily ⓘ Syracuse ⓘ |
| built |
Dionysian Walls of Syracuse
ⓘ
arsenal and dockyards of Syracuse ⓘ fortifications of Ortygia ⓘ |
| child | Dionysius the Younger ⓘ |
| citizenship | Syracuse ⓘ |
| conflict |
Sicilian Wars
ⓘ
linked to:
Greco-Punic wars
wars against Carthage in Sicily ⓘ |
| contemporary | Plato ⓘ |
| country | Syracuse ⓘ |
| deathDate | 367 BCE ⓘ |
| deathPlace | Syracuse ⓘ |
| domesticPolicy |
confiscation of property from opponents
ⓘ
resettlement of populations ⓘ strengthening of monarchy-like personal rule ⓘ use of mercenary troops ⓘ |
| endTime | 367 BCE ⓘ |
| era | Classical Greece ⓘ |
| ethnicGroup | Greek ⓘ |
| family | Dionysius the Younger ⓘ |
| knownFor |
fortification of Syracuse
ⓘ
military campaigns against Carthage ⓘ naval expansion of Syracuse ⓘ transforming Syracuse into a major Mediterranean power ⓘ |
| language | Ancient Greek ⓘ |
| militaryBranch |
Syracusan army
ⓘ
Syracusan navy ⓘ |
| name | Dionysius I of Syracuse ⓘ |
| opponent |
Carthage
ⓘ
Carthaginian Empire ⓘ |
| patronage |
philosophers visiting Syracuse
ⓘ
poets and dramatists ⓘ |
| positionHeld |
strategos autokrator of Syracuse
ⓘ
linked to:
Dionysius I of Syracuse
tyrant of Syracuse ⓘ |
| region | central Mediterranean ⓘ |
| religion | ancient Greek religion ⓘ |
| startTime | c. 405 BCE ⓘ |
| successor | Dionysius the Younger ⓘ |
| territorialExpansion |
influence over Adriatic Sea region
ⓘ
influence over southern Italy ⓘ parts of eastern Sicily ⓘ |
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: Dionysius the Elder Description of subject: Dionysius the Elder was a powerful 4th-century BCE tyrant of Syracuse known for his military campaigns against Carthage and his transformation of the city into a major Mediterranean power.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.