Ob River
E64213
The Ob River is one of the major rivers of western Siberia in Russia, flowing northward into the Arctic Ocean and forming part of one of the world's largest river systems.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ob River canonical | 13 |
| Ob River system | 2 |
| Ob River basin | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T105426 — 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: Ob River Context triple: [Asia, containsRiver, Ob River]
-
A.
White River
The White River is a river in northern Ontario, Canada, that flows into Lake Superior and is known for its rugged, forested watershed and recreational fishing opportunities.
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B.
Pound River
The Pound River is a tributary stream in New York State that feeds into the Croton River within the Croton River watershed.
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C.
Pic River
Pic River is a river in northern Ontario, Canada, that flows into the northeastern shore of Lake Superior and is known for its surrounding boreal landscapes and nearby Indigenous communities.
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D.
Missouri River
The Missouri River is the longest river in North America, flowing from the Rocky Mountains of western Montana to join the Mississippi River near St. Louis.
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E.
Menominee River
The Menominee River is a major river forming part of the border between Wisconsin and Michigan’s Upper Peninsula, known for its forests, hydroelectric dams, and role as a key tributary in the Great Lakes watershed.
- 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: Ob River Target entity description: The Ob River is one of the major rivers of western Siberia in Russia, flowing northward into the Arctic Ocean and forming part of one of the world's largest river systems.
-
A.
White River
The White River is a river in northern Ontario, Canada, that flows into Lake Superior and is known for its rugged, forested watershed and recreational fishing opportunities.
-
B.
Pound River
The Pound River is a tributary stream in New York State that feeds into the Croton River within the Croton River watershed.
-
C.
Pic River
Pic River is a river in northern Ontario, Canada, that flows into the northeastern shore of Lake Superior and is known for its surrounding boreal landscapes and nearby Indigenous communities.
-
D.
Missouri River
The Missouri River is the longest river in North America, flowing from the Rocky Mountains of western Montana to join the Mississippi River near St. Louis.
-
E.
Menominee River
The Menominee River is a major river forming part of the border between Wisconsin and Michigan’s Upper Peninsula, known for its forests, hydroelectric dams, and role as a key tributary in the Great Lakes watershed.
- F. None of above. chosen
Statements (52)
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: Ob River Description of subject: The Ob River is one of the major rivers of western Siberia in Russia, flowing northward into the Arctic Ocean and forming part of one of the world's largest river systems.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ob River basin
this entity surface form:
Ob River system
this entity surface form:
Ob River system