Siege of Tarentum (272 BCE)
E253431
The Siege of Tarentum (272 BCE) was a decisive Roman capture of the Greek city of Tarentum that effectively ended major Greek resistance in southern Italy and consolidated Roman dominance over the region.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Roman campaigns against Tarentum | 1 |
| Siege of Tarentum (272 BCE) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2303995 — 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: Siege of Tarentum (272 BCE) Context triple: [Roman conquest of southern Italy, hasPart, Siege of Tarentum (272 BCE)]
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A.
Siege of Brundisium
The Siege of Brundisium was a pivotal early episode in Julius Caesar’s civil war, when Caesar blockaded Pompey’s forces in the key Adriatic port of Brundisium before Pompey escaped to Greece.
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B.
Siege of Segusio
The Siege of Segusio was a military engagement in 312 AD during Constantine the Great’s campaign against Maxentius in northern Italy, forming part of the civil war that culminated in the Battle of the Milvian Bridge.
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C.
Siege of Massilia
The Siege of Massilia was a key 49 BC engagement in Julius Caesar’s civil war, in which Caesar’s forces besieged and captured the strategically important Mediterranean port city of Massilia (modern Marseille).
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D.
Siege of Syracuse
The Siege of Syracuse was a major Roman military campaign during the Second Punic War, famous for the city’s prolonged resistance aided by Archimedes’ ingenious defensive war machines before its eventual capture in 212 BC.
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E.
Battle of Delium
The Battle of Delium was a significant engagement of the Peloponnesian War in 424 BC, where Boeotian forces decisively defeated the Athenians near the sanctuary of Apollo at Delium.
- 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: Siege of Tarentum (272 BCE) Target entity description: The Siege of Tarentum (272 BCE) was a decisive Roman capture of the Greek city of Tarentum that effectively ended major Greek resistance in southern Italy and consolidated Roman dominance over the region.
-
A.
Siege of Brundisium
The Siege of Brundisium was a pivotal early episode in Julius Caesar’s civil war, when Caesar blockaded Pompey’s forces in the key Adriatic port of Brundisium before Pompey escaped to Greece.
-
B.
Siege of Segusio
The Siege of Segusio was a military engagement in 312 AD during Constantine the Great’s campaign against Maxentius in northern Italy, forming part of the civil war that culminated in the Battle of the Milvian Bridge.
-
C.
Siege of Massilia
The Siege of Massilia was a key 49 BC engagement in Julius Caesar’s civil war, in which Caesar’s forces besieged and captured the strategically important Mediterranean port city of Massilia (modern Marseille).
-
D.
Siege of Syracuse
The Siege of Syracuse was a major Roman military campaign during the Second Punic War, famous for the city’s prolonged resistance aided by Archimedes’ ingenious defensive war machines before its eventual capture in 212 BC.
-
E.
Battle of Delium
The Battle of Delium was a significant engagement of the Peloponnesian War in 424 BC, where Boeotian forces decisively defeated the Athenians near the sanctuary of Apollo at Delium.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
event in ancient history
ⓘ
military conflict ⓘ siege ⓘ |
| belligerent |
Greek defenders of Tarentum
ⓘ
Roman Republic ⓘ Taras (Tarentum) ⓘ
surface form:
Tarentines
|
| chronologicalOrder | late 3rd century BCE ⓘ |
| conflictBetween |
Epirote garrison in Tarentum
ⓘ
Taras (Tarentum) ⓘ
surface form:
Greek city of Tarentum
Roman Republic ⓘ |
| consequence |
Magna Graecia effectively subdued by Rome
ⓘ
Roman conquest of southern Italy ⓘ
surface form:
Tarentum brought under Roman control
|
| ended | Greek autonomy in Tarentum ⓘ |
| follows | Pyrrhic War ⓘ |
| geopoliticalContext | Roman expansion against Greek city-states in Italy ⓘ |
| hasDate | 272 BCE ⓘ |
| hasLocation |
Italian Peninsula
ⓘ
Magna Graecia ⓘ Tarentum ⓘ ancient city of Tarentum ⓘ Southern Italy ⓘ
surface form:
southern Italy
|
| hasModernLocation |
Apulia
ⓘ
Italy ⓘ Taranto ⓘ |
| hasPartOfName | Tarentum ⓘ |
| hasTheater | Italian theater of Roman wars ⓘ |
| hasYear | 272 BCE ⓘ |
| historicalPeriod | Roman Republic ⓘ |
| historicalRegion | Magna Graecia ⓘ |
| isDecisiveFor | Roman dominance in southern Italy ⓘ |
| ledTo |
increased Roman control over southern Italian trade routes
ⓘ
integration of Tarentum into the Roman sphere of influence ⓘ |
| opponentType | Greek polis ⓘ |
| outcome |
capture of Tarentum by Rome
ⓘ
consolidation of Roman dominance in southern Italy ⓘ end of major Greek resistance in southern Italy ⓘ |
| partOf |
Roman conquest of southern Italy
ⓘ
surface form:
Roman conquest of Magna Graecia
Roman expansion in Italy ⓘ wars of the Roman Republic in Italy ⓘ |
| relatedTo | Pyrrhus of Epirus ⓘ |
| result | Roman victory ⓘ |
| significance |
decisive step in Roman unification of Italy
ⓘ
marked the end of independent Greek power in southern Italy ⓘ strengthened Roman strategic position in the central Mediterranean ⓘ |
| usedWarfareType | siege warfare ⓘ |
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: Siege of Tarentum (272 BCE) Description of subject: The Siege of Tarentum (272 BCE) was a decisive Roman capture of the Greek city of Tarentum that effectively ended major Greek resistance in southern Italy and consolidated Roman dominance over the region.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Roman campaigns against Tarentum