North Euboean Gulf
E151399
The North Euboean Gulf is a narrow, elongated inlet of the Aegean Sea in central Greece, lying between the island of Euboea and the mainland.
All labels observed (4)
| Label | Occurrences |
|---|---|
| North Euboean Gulf canonical | 22 |
| Euboean Sea | 3 |
| Straits off northern Euboea | 1 |
| northern Euboean Gulf | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T915046 — 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: North Euboean Gulf Context triple: [Euboea, coastlineOn, North Euboean Gulf]
-
A.
Saronic Gulf
The Saronic Gulf is a body of water in the Aegean Sea, dotted with popular Greek islands and lying between the Attica peninsula and the northeastern Peloponnese.
-
B.
Aegean Sea
The Aegean Sea is an arm of the Mediterranean Sea located between the Greek and Anatolian peninsulas, known for its numerous islands, rich ancient history, and significance in Greek civilization and maritime trade.
-
C.
Ionian Sea
The Ionian Sea is a deep, eastern arm of the Mediterranean Sea located between western Greece and southern Italy, known for its clear blue waters, numerous islands, and significant role in ancient and modern maritime routes.
-
D.
Gulf of Antalya
The Gulf of Antalya is a large inlet of the Mediterranean Sea along Turkey’s southern coast, known for its warm waters, beaches, and role as a major hub of tourism around the city of Antalya.
-
E.
Euripus Strait
Euripus Strait is a narrow channel of water in central Greece that separates the island of Euboea from the mainland and is famous for its strong, rapidly changing tidal currents.
- 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: North Euboean Gulf Target entity description: The North Euboean Gulf is a narrow, elongated inlet of the Aegean Sea in central Greece, lying between the island of Euboea and the mainland.
-
A.
Saronic Gulf
The Saronic Gulf is a body of water in the Aegean Sea, dotted with popular Greek islands and lying between the Attica peninsula and the northeastern Peloponnese.
-
B.
Aegean Sea
The Aegean Sea is an arm of the Mediterranean Sea located between the Greek and Anatolian peninsulas, known for its numerous islands, rich ancient history, and significance in Greek civilization and maritime trade.
-
C.
Ionian Sea
The Ionian Sea is a deep, eastern arm of the Mediterranean Sea located between western Greece and southern Italy, known for its clear blue waters, numerous islands, and significant role in ancient and modern maritime routes.
-
D.
Gulf of Antalya
The Gulf of Antalya is a large inlet of the Mediterranean Sea along Turkey’s southern coast, known for its warm waters, beaches, and role as a major hub of tourism around the city of Antalya.
-
E.
Euripus Strait
Euripus Strait is a narrow channel of water in central Greece that separates the island of Euboea from the mainland and is famous for its strong, rapidly changing tidal currents.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
body of water
ⓘ
gulf ⓘ inlet ⓘ |
| connectedTo |
Euboean Sea
ⓘ
linked to:
Aegean Sea
South Euboean Gulf ⓘ |
| country | Greece ⓘ |
| hasCoastOn |
Boeotia
ⓘ
Euboea ⓘ Magnesia (regional unit) ⓘ
linked to:
Magnesia regional unit
Phthiotis ⓘ
linked to:
Fthiotis
|
| hasMouth |
Euboean Sea
ⓘ
linked to:
North Euboean Gulf
|
| hasPart |
Euripus Strait
ⓘ
Orei Strait ⓘ |
| hasStrait |
Euripus Strait
ⓘ
Orei Strait ⓘ |
| locatedAlong |
Boeotia
ⓘ
Magnesia (regional unit) ⓘ
linked to:
Magnesia regional unit
Phthiotis ⓘ
linked to:
Fthiotis
island of Euboea ⓘ
linked to:
Euboea
|
| locatedBetween | island of Euboea and the Greek mainland ⓘ |
| locatedIn |
Central Greece administrative region
ⓘ
linked to:
Sterea Ellada (administrative region)
Thessaly administrative region ⓘ
linked to:
Thessaly
central Greece ⓘ |
| locatedOnCoastOf | Aegean Sea ⓘ |
| partOf |
Aegean Sea
ⓘ
Euboean Gulf system ⓘ
linked to:
Euboean Gulf
|
| region | Mediterranean Sea basin ⓘ |
| separates |
Euboea
ⓘ
Greek mainland ⓘ |
| shape | elongated ⓘ |
| waterBodyType | narrow gulf ⓘ |
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: North Euboean Gulf Description of subject: The North Euboean Gulf is a narrow, elongated inlet of the Aegean Sea in central Greece, lying between the island of Euboea and the mainland.
Referenced by (27)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: North Euboean Gulf
linked to: North Euboean Gulf
linked to: North Euboean Gulf
linked to: North Euboean Gulf
linked to: North Euboean Gulf