Kerch Strait
E56900
The Kerch Strait is a narrow waterway connecting the Black Sea and the Sea of Azov, strategically important as a maritime passage between Eastern Europe and the Caucasus.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Kerch Strait canonical | 29 |
| Cimmerian Bosporus (Kerch Strait) | 1 |
| Kerch Strait crossing | 1 |
| Kerch–Yenikale Canal | 1 |
| Strait of Kerch | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T432131 — 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: Kerch Strait Context triple: [Sea of Azov, separatedBy, Kerch Strait]
-
A.
Isthmus of Perekop
The Isthmus of Perekop is the narrow land bridge that links the Crimean Peninsula to the Ukrainian mainland and has long held major strategic and military importance.
-
B.
Dardanelles
The Dardanelles is a narrow, strategically vital strait in northwestern Turkey that connects the Aegean Sea to the Sea of Marmara and separates the European and Asian parts of the country.
-
C.
Bering Strait
The Bering Strait is a narrow sea passage between Russia and Alaska that links the Arctic and Pacific Oceans and historically separated Asia from North America.
-
D.
Bosporus
The Bosporus is a narrow, strategically vital strait in Turkey that separates Europe from Asia and links the Black Sea to the Sea of Marmara.
-
E.
Kerch
Kerch is a historic port city in eastern Crimea, strategically located on the Kerch Strait linking the Black Sea and the Sea of Azov.
- 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: Kerch Strait Target entity description: The Kerch Strait is a narrow waterway connecting the Black Sea and the Sea of Azov, strategically important as a maritime passage between Eastern Europe and the Caucasus.
-
A.
Isthmus of Perekop
The Isthmus of Perekop is the narrow land bridge that links the Crimean Peninsula to the Ukrainian mainland and has long held major strategic and military importance.
-
B.
Dardanelles
The Dardanelles is a narrow, strategically vital strait in northwestern Turkey that connects the Aegean Sea to the Sea of Marmara and separates the European and Asian parts of the country.
-
C.
Bering Strait
The Bering Strait is a narrow sea passage between Russia and Alaska that links the Arctic and Pacific Oceans and historically separated Asia from North America.
-
D.
Bosporus
The Bosporus is a narrow, strategically vital strait in Turkey that separates Europe from Asia and links the Black Sea to the Sea of Marmara.
-
E.
Kerch
Kerch is a historic port city in eastern Crimea, strategically located on the Kerch Strait linking the Black Sea and the Sea of Azov.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
strait
ⓘ
waterway ⓘ |
| borderedBy |
Crimea
ⓘ
Krasnodar Krai ⓘ |
| borderedByCountry |
Russia
ⓘ
Ukraine ⓘ |
| claimedBy | Ukraine ⓘ |
| connectsBodyOfWater |
Black Sea
ⓘ
Sea of Azov ⓘ |
| crossedBy |
Crimean Bridge
ⓘ
Crimean Bridge ⓘ
surface form:
Kerch Strait Bridge
|
| governedBy | Russia de facto ⓘ |
| hasAlternativeName |
Bosporus
ⓘ
surface form:
Cimmerian Bosporus
|
| hasAverageDepth | approximately 5 to 13 meters ⓘ |
| hasCurrent | strong ⓘ |
| hasFerryService | Kerch–Kavkaz ferry route ⓘ |
| hasHistoricalName |
Bosporus
ⓘ
surface form:
Bosporus Cimmerius
|
| hasIceConditions | can freeze in winter ⓘ |
| hasLength | approximately 35 kilometers ⓘ |
| hasMaximumDepth | approximately 18 meters ⓘ |
| hasNavigationRestriction | controlled access to Sea of Azov ⓘ |
| hasNearbyCity |
Kerch
ⓘ
Taman Peninsula ⓘ
surface form:
Taman
|
| hasNearbyIsland | Tuzla Island ⓘ |
| hasPort |
Kavkaz
ⓘ
Kerch ⓘ |
| hasShippingLane | approach route to ports of Mariupol and Berdyansk ⓘ |
| hasStrategicImportance |
access route to Ukrainian and Russian ports on Sea of Azov
ⓘ
maritime trade route ⓘ military significance ⓘ |
| hasTidalRange | small ⓘ |
| hasWaterSalinity | brackish ⓘ |
| hasWidthMax | approximately 15 kilometers ⓘ |
| hasWidthMin | approximately 3.1 kilometers ⓘ |
| isPartOf |
Black Sea and Sea of Azov
ⓘ
surface form:
Azov–Black Sea basin
|
| locatedIn |
Eastern Europe
ⓘ
southern Russia ⓘ
surface form:
Southern Russia region
|
| partOf |
boundary between Europe and Asia (in some definitions)
ⓘ
connection between Black Sea and Sea of Azov ⓘ |
| separates |
Crimea
ⓘ
surface form:
Crimean Peninsula
Taman Peninsula ⓘ |
| subjectOf | Russia–Ukraine maritime disputes ⓘ |
| usedFor |
commercial shipping
ⓘ
fishing ⓘ naval transit ⓘ |
| wasSiteOf |
2018 Kerch Strait incident
ⓘ
Crimean Bridge explosions ⓘ
surface form:
2022–2023 attacks on Crimean Bridge
Black Sea campaign of the Crimean War ⓘ
surface form:
Crimean War naval operations
World War II battles ⓘ
surface form:
World War II military operations
|
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: Kerch Strait Description of subject: The Kerch Strait is a narrow waterway connecting the Black Sea and the Sea of Azov, strategically important as a maritime passage between Eastern Europe and the Caucasus.
Referenced by (33)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Black Sea
subject surface form:
Sea of Azov
this entity surface form:
Strait of Kerch
this entity surface form:
Kerch Strait crossing
subject surface form:
Obelisk of Glory
this entity surface form:
Cimmerian Bosporus (Kerch Strait)