Gelo of Syracuse
E948739
Gelo of Syracuse was a powerful early 5th-century BC tyrant of Syracuse known for unifying much of Sicily under his rule and decisively defeating the Carthaginians at the Battle of Himera.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Gelo of Syracuse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11686857 — 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: Gelo of Syracuse Context triple: [Battle of Himera, primaryGreekLeader, Gelo of Syracuse]
-
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.
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B.
Aristomache of Syracuse
Aristomache of Syracuse was an ancient Greek noblewoman best known as one of the wives of the tyrant Dionysius I of Syracuse and a member of his powerful Sicilian court.
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C.
Hieron I of Syracuse
Hieron I of Syracuse was a powerful 5th-century BCE tyrant of Syracuse known for his military successes, political influence in Magna Graecia, and patronage of prominent poets such as Pindar and Aeschylus.
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D.
Hieron II of Syracuse
Hieron II of Syracuse was a 3rd-century BC king and military leader who stabilized and enriched Syracuse through shrewd alliances, notably with Rome, and extensive public works.
-
E.
King Gelon II of Syracuse
King Gelon II of Syracuse was a 3rd-century BC ruler of the Sicilian city-state of Syracuse, known as a patron of learning and the dedicatee of Archimedes’ work *The Sand Reckoner*.
- 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: Gelo of Syracuse Target entity description: Gelo of Syracuse was a powerful early 5th-century BC tyrant of Syracuse known for unifying much of Sicily under his rule and decisively defeating the Carthaginians at the Battle of Himera.
-
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.
Aristomache of Syracuse
Aristomache of Syracuse was an ancient Greek noblewoman best known as one of the wives of the tyrant Dionysius I of Syracuse and a member of his powerful Sicilian court.
-
C.
Hieron I of Syracuse
Hieron I of Syracuse was a powerful 5th-century BCE tyrant of Syracuse known for his military successes, political influence in Magna Graecia, and patronage of prominent poets such as Pindar and Aeschylus.
-
D.
Hieron II of Syracuse
Hieron II of Syracuse was a 3rd-century BC king and military leader who stabilized and enriched Syracuse through shrewd alliances, notably with Rome, and extensive public works.
-
E.
King Gelon II of Syracuse
King Gelon II of Syracuse was a 3rd-century BC ruler of the Sicilian city-state of Syracuse, known as a patron of learning and the dedicatee of Archimedes’ work *The Sand Reckoner*.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
ancient Greek ruler
ⓘ
monarch of Syracuse ⓘ strategos ⓘ tyrant ⓘ |
| alliedWith | Theron of Acragas NERFINISHED ⓘ |
| alternativeName | Gelon NERFINISHED ⓘ |
| associatedWithCity |
Gela
NERFINISHED
ⓘ
Syracuse NERFINISHED ⓘ |
| birthPlace | Gela NERFINISHED ⓘ |
| causeOfDeath | illness ⓘ |
| country | Sicily NERFINISHED ⓘ |
| culture | Dorian Greek ⓘ |
| deathDate | 478 BC ⓘ |
| deathPlace | Syracuse NERFINISHED ⓘ |
| dynasty | Deinomenid dynasty NERFINISHED ⓘ |
| ethnicGroup | Greek ⓘ |
| father | Deinomens ⓘ |
| knownFor |
expansion of Syracuse into a major Mediterranean power
ⓘ
leadership in the Battle of Himera ⓘ unifying much of eastern Sicily under Syracusan rule ⓘ |
| militaryConflict | Battle of Himera NERFINISHED ⓘ |
| name | Gelo NERFINISHED ⓘ |
| notableVictory | defeat of Carthaginians at the Battle of Himera ⓘ |
| occupation |
military leader
ⓘ
politician ⓘ |
| opponent |
Carthage
NERFINISHED
ⓘ
Hamilcar (Carthaginian general) NERFINISHED ⓘ |
| policy |
resettlement of populations within Sicily
ⓘ
strengthening of hoplite forces ⓘ |
| positionHeld |
tyrant of Gela
ⓘ
tyrant of Syracuse ⓘ |
| predecessor | Hippocrates of Gela NERFINISHED ⓘ |
| reignEnd | 478 BC ⓘ |
| reignStart | 491 BC ⓘ |
| reignStartAsTyrantOfSyracuse | 485 BC ⓘ |
| religion | ancient Greek religion ⓘ |
| sibling |
Hieron I of Syracuse
NERFINISHED
ⓘ
Polyzalus NERFINISHED ⓘ Thrasybulus of Syracuse NERFINISHED ⓘ |
| source |
Diodorus Siculus
NERFINISHED
ⓘ
Herodotus NERFINISHED ⓘ |
| spouse |
Demarata of Syracuse
NERFINISHED
ⓘ
Demarete NERFINISHED ⓘ |
| successor | Hieron I of Syracuse NERFINISHED ⓘ |
| territorialExpansion | control over eastern Sicilian cities ⓘ |
| timePeriod | early 5th century BC ⓘ |
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: Gelo of Syracuse Description of subject: Gelo of Syracuse was a powerful early 5th-century BC tyrant of Syracuse known for unifying much of Sicily under his rule and decisively defeating the Carthaginians at the Battle of Himera.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.