Kama River near Nizhnekamsk Reservoir
E1013204
The Kama River near the Nizhnekamsk Reservoir is a major waterway in western Russia that serves as a significant tributary of the Volga and hosts large-scale hydroelectric and reservoir infrastructure.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Kama River near Nizhnekamsk Reservoir canonical | 1 |
| Kama River near Perm | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12968058 — 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: Kama River near Nizhnekamsk Reservoir Context triple: [Vyatka River, mouthLocation, Kama River near Nizhnekamsk Reservoir]
-
A.
Neda River
The Neda River is a scenic river in southwestern Greece known for its waterfalls, gorges, and mythological association with the nymph Neda.
-
B.
Karjan River
The Karjan River is a river in the Indian state of Gujarat that flows through the Narmada district and supports nearby towns and agriculture before joining the Narmada River.
-
C.
Akhtuba River
The Akhtuba River is a distributary of the Volga River in southern Russia, flowing through the Volga–Akhtuba floodplain and playing an important role in regional agriculture and fisheries.
-
D.
Nerl River (Klyazma)
The Nerl River (Klyazma) is a river in central Russia known for flowing through the Vladimir and Ivanovo regions and for the historic Church of the Intercession on the Nerl situated near its confluence with the Klyazma.
-
E.
Qabirri River
The Qabirri River is a significant tributary watercourse within the Kura–Aras river system in the South Caucasus region.
- 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: Kama River near Nizhnekamsk Reservoir Target entity description: The Kama River near the Nizhnekamsk Reservoir is a major waterway in western Russia that serves as a significant tributary of the Volga and hosts large-scale hydroelectric and reservoir infrastructure.
-
A.
Neda River
The Neda River is a scenic river in southwestern Greece known for its waterfalls, gorges, and mythological association with the nymph Neda.
-
B.
Karjan River
The Karjan River is a river in the Indian state of Gujarat that flows through the Narmada district and supports nearby towns and agriculture before joining the Narmada River.
-
C.
Akhtuba River
The Akhtuba River is a distributary of the Volga River in southern Russia, flowing through the Volga–Akhtuba floodplain and playing an important role in regional agriculture and fisheries.
-
D.
Nerl River (Klyazma)
The Nerl River (Klyazma) is a river in central Russia known for flowing through the Vladimir and Ivanovo regions and for the historic Church of the Intercession on the Nerl situated near its confluence with the Klyazma.
-
E.
Qabirri River
The Qabirri River is a significant tributary watercourse within the Kura–Aras river system in the South Caucasus region.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
reservoir
ⓘ
river reach ⓘ waterway ⓘ |
| belongsToHydrologicalSystem | Caspian Sea basin NERFINISHED ⓘ |
| flowsThrough | Republic of Tatarstan NERFINISHED ⓘ |
| flowsTowards | southwest ⓘ |
| hasEconomicImportanceFor |
Republic of Tatarstan
NERFINISHED
ⓘ
Volga Federal District NERFINISHED ⓘ |
| hasEnvironmentalConcern |
habitat alteration due to damming
ⓘ
water pollution risk ⓘ |
| hasHydrologicalConnectionWith | Nizhnekamsk Reservoir NERFINISHED ⓘ |
| hasInfrastructure |
dams
ⓘ
hydroelectric power station ⓘ shipping locks ⓘ |
| hasRegulatedFlowBy | Nizhnekamsk dam GENERATED ⓘ |
| hasRole | major tributary segment of the Volga system ⓘ |
| hasStrategicImportanceFor |
regional energy production
ⓘ
regional transportation ⓘ |
| hasUse |
industrial water intake
ⓘ
recreational activities ⓘ |
| hasWaterBodyType | freshwater ⓘ |
| locatedIn |
European Russia
ⓘ
Republic of Tatarstan NERFINISHED ⓘ Russian Federation NERFINISHED ⓘ Russian Federation NERFINISHED ⓘ western Russia ⓘ |
| locatedInAdministrativeTerritory |
Perm Krai
NERFINISHED
ⓘ
Republic of Tatarstan NERFINISHED ⓘ |
| locatedInDrainageBasin | Volga River basin NERFINISHED ⓘ |
| locatedOn | Kama River NERFINISHED ⓘ |
| mouthRiver | Volga River NERFINISHED ⓘ |
| navigable | yes ⓘ |
| partOf |
Kama River
NERFINISHED
ⓘ
Volga–Kama cascade of reservoirs NERFINISHED ⓘ Volga–Kama waterway system NERFINISHED ⓘ inland water transport network of Russia ⓘ |
| subjectTo |
ice cover in winter
ⓘ
seasonal water level fluctuations ⓘ |
| tributaryOf | Volga River NERFINISHED ⓘ |
| usedFor |
fisheries
ⓘ
hydroelectric power generation ⓘ inland navigation ⓘ irrigation ⓘ water supply ⓘ |
| waterFlowsInto | Nizhnekamsk Reservoir NERFINISHED ⓘ |
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: Kama River near Nizhnekamsk Reservoir Description of subject: The Kama River near the Nizhnekamsk Reservoir is a major waterway in western Russia that serves as a significant tributary of the Volga and hosts large-scale hydroelectric and reservoir infrastructure.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Kama River near Perm