Portus Lemanis
E719642
Portus Lemanis was a Roman military and naval port on the coast of southeastern Britain that served as a key base for the Classis Britannica fleet.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Portus Lemanis canonical | 5 |
| Portus Adurni | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8226355 — 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: Portus Lemanis Context triple: [Classis Britannica, hadBase, Portus Lemanis]
-
A.
Portus Cale
Portus Cale is the ancient Roman settlement at the mouth of the Douro River that gave its name to both the modern city of Porto and the country of Portugal.
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B.
Portus Julius naval base
Portus Julius naval base was an important ancient Roman naval harbor near Naples, engineered under Marcus Vipsanius Agrippa as the main base for the fleet during the wars against Sextus Pompey.
-
C.
Port Hercules
Port Hercules is Monaco’s main deep-water harbor, renowned for its luxury yachts and central role in the principality’s maritime and social life.
-
D.
Mediterranean Harbor
Mediterranean Harbor is a themed port-of-call area at Tokyo DisneySea designed to resemble an Italian seaside town, serving as the park’s main entrance and hub.
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E.
Port of Ravenna
The Port of Ravenna is a major commercial and industrial seaport on Italy’s Adriatic coast, serving as a key hub for cargo traffic and maritime trade in the northern Adriatic region.
- 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: Portus Lemanis Target entity description: Portus Lemanis was a Roman military and naval port on the coast of southeastern Britain that served as a key base for the Classis Britannica fleet.
-
A.
Portus Cale
Portus Cale is the ancient Roman settlement at the mouth of the Douro River that gave its name to both the modern city of Porto and the country of Portugal.
-
B.
Portus Julius naval base
Portus Julius naval base was an important ancient Roman naval harbor near Naples, engineered under Marcus Vipsanius Agrippa as the main base for the fleet during the wars against Sextus Pompey.
-
C.
Port Hercules
Port Hercules is Monaco’s main deep-water harbor, renowned for its luxury yachts and central role in the principality’s maritime and social life.
-
D.
Mediterranean Harbor
Mediterranean Harbor is a themed port-of-call area at Tokyo DisneySea designed to resemble an Italian seaside town, serving as the park’s main entrance and hub.
-
E.
Port of Ravenna
The Port of Ravenna is a major commercial and industrial seaport on Italy’s Adriatic coast, serving as a key hub for cargo traffic and maritime trade in the northern Adriatic region.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Roman military site
ⓘ
Roman naval base ⓘ Roman port ⓘ archaeological site ⓘ |
| archaeologicalStatus | scheduled monument ⓘ |
| associatedWith |
Channel crossings
ⓘ
trade in Roman Britain ⓘ |
| builtFor | protection against seaborne raids ⓘ |
| civilization | Roman Empire ⓘ |
| country | United Kingdom ⓘ |
| culture | Roman ⓘ |
| defensiveSystem |
Saxon Shore
ⓘ
linked to:
Saxon Shore forts
|
| function |
coastal defence
ⓘ
military port ⓘ naval base ⓘ supply base ⓘ |
| garrisonType |
auxiliary soldiers
ⓘ
naval troops ⓘ |
| hasAlternativeName |
Lemanis
ⓘ
Stutfall Castle ⓘ |
| hasFort | late Roman shore fort ⓘ |
| hasLatinName | Portus Lemanis ⓘ |
| hasRemains |
Roman buildings
ⓘ
fortifications ⓘ harbour installations ⓘ |
| heritageDesignation | protected archaeological site ⓘ |
| locatedIn |
Kent
ⓘ
Roman Britain ⓘ southeastern Britain ⓘ |
| locatedNear |
Lympne
ⓘ
Romney Marsh ⓘ |
| locatedOn | former coastline of the English Channel ⓘ |
| modernCountry | England ⓘ |
| nearbyFeature |
River Rother (ancient estuary)
ⓘ
linked to:
River Rother
|
| partOf |
Saxon Shore forts
ⓘ
defences of Roman Britain ⓘ |
| presentCondition | ruins ⓘ |
| region | southeast England ⓘ |
| strategicRole |
base for Classis Britannica fleet
ⓘ
control of southeastern British coast ⓘ |
| timePeriod |
Roman Empire
ⓘ
late Roman period ⓘ |
| usedBy |
Classis Britannica
ⓘ
Roman army ⓘ Roman navy ⓘ |
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: Portus Lemanis Description of subject: Portus Lemanis was a Roman military and naval port on the coast of southeastern Britain that served as a key base for the Classis Britannica fleet.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.