Olbia
E423856
Olbia is a coastal city in northeastern Sardinia, Italy, known as a major port and tourist gateway to the Costa Smeralda.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Olbia canonical | 29 |
| Olbia-Tempio area | 2 |
| Olbia-Tempio historical region | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4237148 — 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: Olbia Context triple: [Gallura, hasCapital, Olbia]
-
A.
Tauromenium
Tauromenium was an ancient Greek city on the eastern coast of Sicily, later known as Taormina, renowned for its strategic hilltop location and well-preserved Hellenistic-Roman theater.
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B.
Olbia Pontica
Olbia Pontica was an ancient Greek colony and important Black Sea port city located near the mouth of the Southern Bug River in what is now Ukraine.
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C.
Brundisium
Brundisium was an important ancient Roman port city in southern Italy, strategically located on the Adriatic Sea and serving as a major gateway to the eastern Mediterranean.
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D.
Ligor
Ligor was an important historical port city and regional center on the Malay Peninsula, known for its role in maritime trade and as a strategic outpost in Southeast Asian empires.
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E.
Selymbria
Selymbria was an ancient Greek colony on the Propontis (Sea of Marmara), known as a coastal city strategically located near the later site of Constantinople.
- 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: Olbia Target entity description: Olbia is a coastal city in northeastern Sardinia, Italy, known as a major port and tourist gateway to the Costa Smeralda.
-
A.
Tauromenium
Tauromenium was an ancient Greek city on the eastern coast of Sicily, later known as Taormina, renowned for its strategic hilltop location and well-preserved Hellenistic-Roman theater.
-
B.
Olbia Pontica
Olbia Pontica was an ancient Greek colony and important Black Sea port city located near the mouth of the Southern Bug River in what is now Ukraine.
-
C.
Brundisium
Brundisium was an important ancient Roman port city in southern Italy, strategically located on the Adriatic Sea and serving as a major gateway to the eastern Mediterranean.
-
D.
Ligor
Ligor was an important historical port city and regional center on the Malay Peninsula, known for its role in maritime trade and as a strategic outpost in Southeast Asian empires.
-
E.
Selymbria
Selymbria was an ancient Greek colony on the Propontis (Sea of Marmara), known as a coastal city strategically located near the later site of Constantinople.
- F. None of above. chosen
Statements (41)
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: Olbia Description of subject: Olbia is a coastal city in northeastern Sardinia, Italy, known as a major port and tourist gateway to the Costa Smeralda.
Referenced by (32)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Olbia
linked to: Olbia
linked to: Olbia
subject linked to:
Province of Olbia-Tempio (after its creation, until later reforms)
subject linked to:
Province of Olbia-Tempio (after its creation, until later reforms)
subject linked to:
Province of Olbia-Tempio (after its creation, until later reforms)