Siege of Agrigentum
E538377
The Siege of Agrigentum was a pivotal early engagement of the First Punic War in which Roman forces captured the key Carthaginian stronghold of Agrigentum in Sicily, marking Rome’s first major victory outside the Italian peninsula.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Siege of Agrigentum canonical | 2 |
| Battle of Agrigentum | 1 |
| Roman invasion of Sicily | 1 |
| Siege of Akragas | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5655548 — 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 Agrigentum Context triple: [First Punic War, notableBattle, Siege of Agrigentum]
-
A.
Battle of Himera
The Battle of Himera was a major clash in 480 BC during the Greco-Punic Wars in which Greek city-states of Sicily decisively defeated Carthaginian forces, helping to secure Greek dominance in the western Mediterranean.
-
B.
Battle of Gela
The Battle of Gela was a World War II engagement during the Allied invasion of Sicily in July 1943, where American forces, including II Corps, defended their beachhead against determined Axis counterattacks.
-
C.
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.
-
D.
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.
-
E.
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).
- 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 Agrigentum Target entity description: The Siege of Agrigentum was a pivotal early engagement of the First Punic War in which Roman forces captured the key Carthaginian stronghold of Agrigentum in Sicily, marking Rome’s first major victory outside the Italian peninsula.
-
A.
Battle of Himera
The Battle of Himera was a major clash in 480 BC during the Greco-Punic Wars in which Greek city-states of Sicily decisively defeated Carthaginian forces, helping to secure Greek dominance in the western Mediterranean.
-
B.
Battle of Gela
The Battle of Gela was a World War II engagement during the Allied invasion of Sicily in July 1943, where American forces, including II Corps, defended their beachhead against determined Axis counterattacks.
-
C.
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.
-
D.
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.
-
E.
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).
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
siege ⓘ |
| attacker | Roman Republic NERFINISHED ⓘ |
| belligerent |
Carthage
NERFINISHED
ⓘ
Roman Republic NERFINISHED ⓘ |
| besiegedCity | Agrigentum NERFINISHED ⓘ |
| campaign | Roman invasion of Sicily NERFINISHED ⓘ |
| CarthaginianCommander |
Hannibal Gisco
NERFINISHED
ⓘ
Hanno NERFINISHED ⓘ |
| combatantStrength |
Carthaginian garrison and relief army
ⓘ
large Roman consular army ⓘ |
| commander |
Lucius Postumius Megellus
NERFINISHED
ⓘ
Quintus Mamilius Vitulus NERFINISHED ⓘ |
| conflictOf | First Punic War NERFINISHED ⓘ |
| consequence |
Roman control of central Sicily
ⓘ
encouraged Rome to build a major fleet ⓘ weakening of Carthaginian land position in Sicily ⓘ |
| date | 262–261 BC ⓘ |
| defender | Carthage NERFINISHED ⓘ |
| era | 3rd century BC ⓘ |
| followedBy | Roman naval expansion in the First Punic War ⓘ |
| historicalPeriod | classical antiquity ⓘ |
| location |
Agrigentum
NERFINISHED
ⓘ
Mediterranean Sea region NERFINISHED ⓘ Sicily NERFINISHED ⓘ |
| notableFor |
heavy casualties on both sides
ⓘ
use of Roman consular armies operating outside Italy ⓘ |
| outcome | capture of Agrigentum by Rome ⓘ |
| partOf | First Punic War NERFINISHED ⓘ |
| precededBy | Roman intervention in Messana NERFINISHED ⓘ |
| presentDayLocation | Agrigento, Sicily, Italy NERFINISHED ⓘ |
| previousNameOfCity | Akragas NERFINISHED ⓘ |
| primarySource |
Diodorus Siculus
NERFINISHED
ⓘ
Polybius NERFINISHED ⓘ |
| result | Roman victory ⓘ |
| RomanCommander |
Lucius Postumius Megellus
NERFINISHED
ⓘ
Quintus Mamilius Vitulus NERFINISHED ⓘ |
| significance |
first major Roman victory outside the Italian peninsula
ⓘ
marked Roman commitment to large-scale warfare in Sicily ⓘ secured a key Carthaginian stronghold in Sicily for Rome ⓘ |
| tactics |
blockade
ⓘ
field battle between relief army and Romans ⓘ prolonged siege ⓘ |
| theatre | Sicilian theatre of the First Punic War NERFINISHED ⓘ |
| yearEnd | 261 BC ⓘ |
| yearStart | 262 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: Siege of Agrigentum Description of subject: The Siege of Agrigentum was a pivotal early engagement of the First Punic War in which Roman forces captured the key Carthaginian stronghold of Agrigentum in Sicily, marking Rome’s first major victory outside the Italian peninsula.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Battle of Agrigentum
this entity surface form:
Roman invasion of Sicily
this entity surface form:
Siege of Akragas