Corinth Canal
E85823
The Corinth Canal is a narrow, man-made waterway in Greece that cuts through the Isthmus of Corinth to connect the Gulf of Corinth with the Saronic Gulf, effectively separating the Peloponnese from the Greek mainland.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Corinth Canal canonical | 20 |
| Corinth Canal (regionally nearby) | 1 |
| Corinth Canal approaches | 1 |
| Corinth Canal bridges | 1 |
| Corinth Canal excavation | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T729842 — 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: Corinth Canal Context triple: [Peloponnese, separatedBy, Corinth Canal]
-
A.
Suez Canal
The Suez Canal is a man-made waterway in Egypt that links the Mediterranean Sea to the Red Sea, serving as one of the world’s most important shipping routes between Europe and Asia.
-
B.
Chebar canal
The Chebar canal is an ancient waterway in Babylonia traditionally identified as the place where the prophet Ezekiel received his visions during the Jewish exile.
-
C.
Isthmus of Suez
The Isthmus of Suez is the narrow land bridge between Africa and Asia in Egypt that serves as a crucial junction for global trade and navigation.
-
D.
Suez
Suez is an Egyptian port city on the northern end of the Gulf of Suez, serving as a key gateway between the Red Sea and the Mediterranean via the Suez Canal.
-
E.
Griboyedov Canal
Griboyedov Canal is a historic waterway in central Saint Petersburg, Russia, known for its picturesque embankments and proximity to major landmarks such as the Church of the Savior on Spilled Blood.
- 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: Corinth Canal Target entity description: The Corinth Canal is a narrow, man-made waterway in Greece that cuts through the Isthmus of Corinth to connect the Gulf of Corinth with the Saronic Gulf, effectively separating the Peloponnese from the Greek mainland.
-
A.
Suez Canal
The Suez Canal is a man-made waterway in Egypt that links the Mediterranean Sea to the Red Sea, serving as one of the world’s most important shipping routes between Europe and Asia.
-
B.
Chebar canal
The Chebar canal is an ancient waterway in Babylonia traditionally identified as the place where the prophet Ezekiel received his visions during the Jewish exile.
-
C.
Isthmus of Suez
The Isthmus of Suez is the narrow land bridge between Africa and Asia in Egypt that serves as a crucial junction for global trade and navigation.
-
D.
Suez
Suez is an Egyptian port city on the northern end of the Gulf of Suez, serving as a key gateway between the Red Sea and the Mediterranean via the Suez Canal.
-
E.
Griboyedov Canal
Griboyedov Canal is a historic waterway in central Saint Petersburg, Russia, known for its picturesque embankments and proximity to major landmarks such as the Church of the Savior on Spilled Blood.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
canal
ⓘ
ship canal ⓘ |
| bypasses | Peloponnese circumnavigation ⓘ |
| closedForRepairs | frequently ⓘ |
| connectsWith |
Gulf of Corinth
ⓘ
Saronic Gulf ⓘ |
| constructionMaterial | cut through rock ⓘ |
| constructionStartDate | 1881 ⓘ |
| country | Greece ⓘ |
| currentUse |
passage for small ships
ⓘ
tourist attraction ⓘ |
| engineeringChallenge | unstable rock walls ⓘ |
| hasNavigationRestrictions |
narrow width
ⓘ
one-way traffic control ⓘ strong tidal currents ⓘ |
| hasNumberOfBridges | 6 ⓘ |
| hasRailwayBridge | yes ⓘ |
| hasRoadBridge | yes ⓘ |
| hasSteepSides | yes ⓘ |
| hasSubmersibleBridge | yes ⓘ |
| hasTouristActivity |
bungee jumping from bridges
ⓘ
sightseeing cruises ⓘ |
| historicalPrecursor | Diolkos ⓘ |
| ideaDateBackTo | classical antiquity ⓘ |
| length |
about 4 miles
ⓘ
about 6.4 kilometres ⓘ |
| locatedIn | Isthmus of Corinth ⓘ |
| locatedInAdministrativeTerritory |
Corinthia
ⓘ
Peloponnese region ⓘ
linked to:
Peloponnese
|
| locatedNear |
city of Corinth
ⓘ
linked to:
Corinth
|
| locatedOnContinent | Europe ⓘ |
| maintenanceIssue | landslides ⓘ |
| maximumDepth |
about 26 feet
ⓘ
about 8 metres ⓘ |
| maximumShipDraft |
about 24 feet
ⓘ
about 7.3 metres ⓘ |
| openingDate | 1893 ⓘ |
| operatedBy | A.E.D.I.K. (Corinth Canal Company) ⓘ |
| ownedBy |
Greek state
ⓘ
linked to:
Greece
|
| primaryUse | maritime navigation ⓘ |
| reducesTravelDistance |
about 430 miles
ⓘ
about 700 kilometres ⓘ |
| separates |
Greek mainland
ⓘ
Peloponnese ⓘ |
| waterwayType | man-made waterway ⓘ |
| widthAtBottom |
about 21 metres
ⓘ
about 69 feet ⓘ |
| widthAtTop |
about 24.6 metres
ⓘ
about 81 feet ⓘ |
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: Corinth Canal Description of subject: The Corinth Canal is a narrow, man-made waterway in Greece that cuts through the Isthmus of Corinth to connect the Gulf of Corinth with the Saronic Gulf, effectively separating the Peloponnese from the Greek mainland.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Corinth Canal
linked to: Corinth Canal
linked to: Corinth Canal
linked to: Corinth Canal
subject linked to:
Corinth (regional capital of Corinthia)