Gulf of Ob
E325014
The Gulf of Ob is a large, shallow Arctic estuary in northern Russia that serves as a major outlet of Siberian river systems into the Kara Sea.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Gulf of Ob canonical | 5 |
| Yenisei Gulf | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3079242 — 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: Gulf of Ob Context triple: [Ob River, flowsInto, Gulf of Ob]
-
A.
Motovsky Gulf
Motovsky Gulf is a remote inlet of the Barents Sea in northwestern Russia, known for its harsh Arctic conditions and proximity to the Kola Peninsula.
-
B.
Nagatinsky Zaton
Nagatinsky Zaton is a metro station on Moscow’s Big Circle Line serving the Nagatinsky Zaton district in the city’s southeast.
-
C.
Dvina Bay
Dvina Bay is a large inlet of the White Sea in northwestern Russia, known for its connection to the Northern Dvina River and the port city of Arkhangelsk.
-
D.
Moscow Sea
Moscow Sea is the popular name for the Ivankovo Reservoir, a large artificial lake on the Volga River that serves as a key water source and recreational area for Moscow.
-
E.
Amur Bay
Amur Bay is a coastal bay of the Sea of Japan in Russia’s Far East, forming part of the maritime setting of the city of Vladivostok.
- 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: Gulf of Ob Target entity description: The Gulf of Ob is a large, shallow Arctic estuary in northern Russia that serves as a major outlet of Siberian river systems into the Kara Sea.
-
A.
Motovsky Gulf
Motovsky Gulf is a remote inlet of the Barents Sea in northwestern Russia, known for its harsh Arctic conditions and proximity to the Kola Peninsula.
-
B.
Nagatinsky Zaton
Nagatinsky Zaton is a metro station on Moscow’s Big Circle Line serving the Nagatinsky Zaton district in the city’s southeast.
-
C.
Dvina Bay
Dvina Bay is a large inlet of the White Sea in northwestern Russia, known for its connection to the Northern Dvina River and the port city of Arkhangelsk.
-
D.
Moscow Sea
Moscow Sea is the popular name for the Ivankovo Reservoir, a large artificial lake on the Volga River that serves as a key water source and recreational area for Moscow.
-
E.
Amur Bay
Amur Bay is a coastal bay of the Sea of Japan in Russia’s Far East, forming part of the maritime setting of the city of Vladivostok.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
estuary
ⓘ
geographical feature ⓘ gulf ⓘ |
| belongsTo |
Russian Arctic
ⓘ
linked to:
Arctic seas of Russia
|
| climateZone |
Arctic
ⓘ
linked to:
Arctic region
|
| coastType | low-lying tundra coast ⓘ |
| countryCoastline | Russia ⓘ |
| drainageBasin |
Irtysh River basin
ⓘ
linked to:
Irtysh River
Ob River basin ⓘ |
| environmentType |
estuarine environment
ⓘ
polar marine environment ⓘ |
| freezingPattern | freezes in winter ⓘ |
| geologicalSetting | West Siberian sedimentary basin ⓘ |
| hasBiodiversity |
Arctic marine species
ⓘ
migratory fish species ⓘ |
| hasCharacteristic |
elongated
ⓘ
large ⓘ shallow ⓘ |
| iceCoverage | covered by sea ice most of the year ⓘ |
| locatedIn |
Arctic Ocean basin
ⓘ
linked to:
Arctic basins
Kara Sea ⓘ Yamalo-Nenets Autonomous Okrug ⓘ |
| locatedInCountry | Russia ⓘ |
| locatedInRegion | northern Russia ⓘ |
| locatedNear |
Gydan Peninsula
ⓘ
Yamal Peninsula ⓘ |
| locatedOnCoastOf | Siberia ⓘ |
| locatedOnContinent | Asia ⓘ |
| majorFunction | outlet of Siberian river systems into the Kara Sea ⓘ |
| mouthOf | Ob River ⓘ |
| oceanConnection | Arctic Ocean ⓘ |
| partOf |
Arctic Ocean
ⓘ
West Siberian Plain ⓘ
linked to:
Western Siberia
|
| receivesRiver |
Irtysh River
ⓘ
Ob River ⓘ |
| salinity | brackish water ⓘ |
| seaConnection | Kara Sea ⓘ |
| separates |
Gydan Peninsula
ⓘ
Yamal Peninsula ⓘ |
| shippingImportance | part of Northern Sea Route hinterland ⓘ |
| usedFor |
fishing
ⓘ
hydrocarbon transport ⓘ river-sea navigation ⓘ shipping route ⓘ |
| waterBodyType |
Arctic estuary
ⓘ
shallow gulf ⓘ |
| waterSystemRole | major estuarine system of the Ob River ⓘ |
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: Gulf of Ob Description of subject: The Gulf of Ob is a large, shallow Arctic estuary in northern Russia that serves as a major outlet of Siberian river systems into the Kara Sea.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Gulf of Ob