Classis Alexandrina
E192183
Classis Alexandrina was a Roman imperial fleet based in Alexandria that patrolled and protected the eastern Mediterranean and vital grain routes from Egypt.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Classis Alexandrina canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1702862 — 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: Classis Alexandrina Context triple: [Roman navy, hadUnit, Classis Alexandrina]
-
A.
Pergamon
Pergamon was an ancient Greek city in western Asia Minor renowned for its powerful Hellenistic kingdom, monumental acropolis, and influential library and cultural institutions.
-
B.
Leonidaion
Leonidaion is an ancient guesthouse complex at Olympia in Greece, built in the 4th century BCE to accommodate distinguished visitors during the Olympic Games.
-
C.
L’Orient
L’Orient was a massive French ship of the line that served as Admiral Brueys’ flagship and was famously destroyed in a catastrophic explosion during the Battle of the Nile in 1798.
-
D.
Siris
Siris is a philosophical work by George Berkeley that explores metaphysics, theology, and the medicinal virtues of tar-water through a chain of reflective questions and arguments.
-
E.
Crates of Athens
Crates of Athens was an ancient Greek philosopher of the Platonic tradition who led the Academy in the 3rd century BCE.
- 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: Classis Alexandrina Target entity description: Classis Alexandrina was a Roman imperial fleet based in Alexandria that patrolled and protected the eastern Mediterranean and vital grain routes from Egypt.
-
A.
Pergamon
Pergamon was an ancient Greek city in western Asia Minor renowned for its powerful Hellenistic kingdom, monumental acropolis, and influential library and cultural institutions.
-
B.
Leonidaion
Leonidaion is an ancient guesthouse complex at Olympia in Greece, built in the 4th century BCE to accommodate distinguished visitors during the Olympic Games.
-
C.
L’Orient
L’Orient was a massive French ship of the line that served as Admiral Brueys’ flagship and was famously destroyed in a catastrophic explosion during the Battle of the Nile in 1798.
-
D.
Siris
Siris is a philosophical work by George Berkeley that explores metaphysics, theology, and the medicinal virtues of tar-water through a chain of reflective questions and arguments.
-
E.
Crates of Athens
Crates of Athens was an ancient Greek philosopher of the Platonic tradition who led the Academy in the 3rd century BCE.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Roman imperial fleet
ⓘ
provincial fleet ⓘ |
| areaOfOperation |
Aegean Sea
ⓘ
Syrian coast ⓘ
surface form:
Levantine coast
routes between Alexandria and Italy ⓘ |
| associatedWith | annona (Roman grain supply system) ⓘ |
| basedIn | Alexandria ⓘ |
| composedOf |
transport ships
ⓘ
warships ⓘ |
| controlledBy |
Roman imperial administration
ⓘ
prefect of Egypt ⓘ |
| country | Roman Empire ⓘ |
| endTime | Late Antiquity ⓘ |
| garrison | Alexandria ⓘ |
| hasFunction |
escort of merchant shipping
ⓘ
protection against piracy ⓘ |
| hasLanguage |
Greek
ⓘ
Latin ⓘ |
| hasMainTask |
escort of grain convoys
ⓘ
maritime security ⓘ patrolling the eastern Mediterranean ⓘ protecting grain routes from Egypt to Rome ⓘ |
| hasRole |
logistical support for grain supply
ⓘ
protection of imperial interests in the eastern Mediterranean ⓘ support of Roman military operations in the East ⓘ |
| headquartersLocation | Alexandria ⓘ |
| historicalPeriod | Roman Empire ⓘ |
| inception | early Roman Empire ⓘ |
| locatedInTheAdministrativeTerritorialEntity |
Roman province of Egypt
ⓘ
surface form:
Roman Egypt
|
| militaryBranch | Roman naval forces ⓘ |
| namedAfter | Alexandria ⓘ |
| operatedBy | Roman Empire ⓘ |
| operatingArea |
Mediterranean Sea
ⓘ
Eastern Mediterranean ⓘ
surface form:
eastern Mediterranean Sea
|
| partOf |
Roman navy
ⓘ
classis Romana ⓘ |
| primaryCargoProtected | Egyptian grain ⓘ |
| serviceBranch |
Roman navy
ⓘ
navy ⓘ |
| significance |
ensured grain supply from Egypt to Rome
ⓘ
key element of Roman control over Egypt ⓘ |
| startTime | 1st century AD ⓘ |
| stationedIn |
Port of Alexandria
ⓘ
surface form:
port of Alexandria
|
| strategicImportance | vital for food security of Rome ⓘ |
| typeOf | provincial Roman fleet ⓘ |
| usedBy | Roman emperors ⓘ |
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: Classis Alexandrina Description of subject: Classis Alexandrina was a Roman imperial fleet based in Alexandria that patrolled and protected the eastern Mediterranean and vital grain routes from Egypt.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.