Selybria
E1028002
Selybria is an ancient city of historical significance located in the region of Thrace, near the coast of the Sea of Marmara.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T13223586 — 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: Selybria Context triple: [Selymbria, hasAlternativeName, Selybria]
-
A.
Revalia
Revalia is an alternative name historically used for the city of Reval, now known as Tallinn, the capital of Estonia.
-
B.
Corabia
Corabia is a small town in southern Romania, situated on the Danube River in Olt County and known historically as a local port and agricultural center.
-
C.
Rehling
Rehling is a small municipality in the Bavarian region of Swabia in southern Germany.
-
D.
Belsand
Belsand is a small town in the Sitamarhi district of the Indian state of Bihar, known primarily as a local administrative and market center for surrounding rural areas.
-
E.
Sardoal
Sardoal is a small Portuguese municipality known for its historic village center and traditional religious and cultural festivities, located in the Centro Region of Portugal.
- 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: Selybria Target entity description: Selybria is an ancient city of historical significance located in the region of Thrace, near the coast of the Sea of Marmara.
-
A.
Revalia
Revalia is an alternative name historically used for the city of Reval, now known as Tallinn, the capital of Estonia.
-
B.
Corabia
Corabia is a small town in southern Romania, situated on the Danube River in Olt County and known historically as a local port and agricultural center.
-
C.
Rehling
Rehling is a small municipality in the Bavarian region of Swabia in southern Germany.
-
D.
Belsand
Belsand is a small town in the Sitamarhi district of the Indian state of Bihar, known primarily as a local administrative and market center for surrounding rural areas.
-
E.
Sardoal
Sardoal is a small Portuguese municipality known for its historic village center and traditional religious and cultural festivities, located in the Centro Region of Portugal.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
ancient city
ⓘ
historical place ⓘ |
| continent | Europe ⓘ |
| country | Turkey ⓘ |
| culture |
Greek
ⓘ
Thracian ⓘ |
| geographicRegion | Marmara Region NERFINISHED ⓘ |
| hasAlternativeName |
Selibria
NERFINISHED
ⓘ
Selybrie NERFINISHED ⓘ Selymbria NERFINISHED ⓘ Silivria NERFINISHED ⓘ Silivriae NERFINISHED ⓘ Silivriai NERFINISHED ⓘ Silivriai (Greek) NERFINISHED ⓘ |
| hasType |
fortified city
ⓘ
port city ⓘ |
| historicalRegion |
Byzantine Thrace
NERFINISHED
ⓘ
Roman Thrace NERFINISHED ⓘ |
| knownFor |
role in regional trade routes
ⓘ
strategic location on the Sea of Marmara ⓘ |
| locatedAlong | route between Europe and Asia Minor ⓘ |
| locatedIn |
Thrace
NERFINISHED
ⓘ
ancient Thrace NERFINISHED ⓘ |
| locatedNear |
Propontis
NERFINISHED
ⓘ
coast of the Sea of Marmara ⓘ |
| locatedOn |
European side of the Sea of Marmara
ⓘ
Sea of Marmara NERFINISHED ⓘ |
| locatedWestOf | Istanbul NERFINISHED ⓘ |
| modernName | Silivri NERFINISHED ⓘ |
| nearbyMajorCity |
Constantinople
NERFINISHED
ⓘ
Istanbul NERFINISHED ⓘ |
| partOf |
Byzantine Empire
ⓘ
Eastern Thrace NERFINISHED ⓘ Ottoman Empire NERFINISHED ⓘ Roman Empire ⓘ |
| presentDayMunicipality | Silivri District NERFINISHED ⓘ |
| presentDayProvince | Istanbul Province NERFINISHED ⓘ |
| regionType | coastal city ⓘ |
| significance | historical significance in Thrace ⓘ |
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: Selybria Description of subject: Selybria is an ancient city of historical significance located in the region of Thrace, near the coast of the Sea of Marmara.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Selybriae
this entity surface form:
Selymvria