Pitt River
E379442
The Pitt River is a river in British Columbia, Canada, that flows south from Pitt Lake through the Lower Mainland before joining the Fraser River near the city of Pitt Meadows.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Pitt River canonical | 19 |
| Pitt River basin | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1813619 — 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: Pitt River Context triple: [Fraser River, majorTributary, Pitt River]
-
A.
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.
-
B.
Watts River
Watts River is a waterway in Victoria, Australia, that flows through the Yarra Ranges and contributes to Melbourne’s water supply system.
-
C.
Owens River
The Owens River is a river in eastern California that flows through the Owens Valley along the eastern Sierra Nevada and has been central to the region’s water supply and environmental history.
-
D.
Campaspe River
The Campaspe River is a tributary of the Murray River in central and northern Victoria, Australia, flowing through agricultural regions and towns such as Echuca.
-
E.
Carson River
The Carson River is a significant river in the western United States that flows through eastern California and western Nevada, playing a key role in the region’s ecology, agriculture, and water supply.
- 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: Pitt River Target entity description: The Pitt River is a river in British Columbia, Canada, that flows south from Pitt Lake through the Lower Mainland before joining the Fraser River near the city of Pitt Meadows.
-
A.
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.
-
B.
Watts River
Watts River is a waterway in Victoria, Australia, that flows through the Yarra Ranges and contributes to Melbourne’s water supply system.
-
C.
Owens River
The Owens River is a river in eastern California that flows through the Owens Valley along the eastern Sierra Nevada and has been central to the region’s water supply and environmental history.
-
D.
Campaspe River
The Campaspe River is a tributary of the Murray River in central and northern Victoria, Australia, flowing through agricultural regions and towns such as Echuca.
-
E.
Carson River
The Carson River is a significant river in the western United States that flows through eastern California and western Nevada, playing a key role in the region’s ecology, agriculture, and water supply.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| country | Canada ⓘ |
| crossedBy | Pitt River Bridge ⓘ |
| drainageBasin | Pacific Ocean ⓘ |
| flowsDirection | south ⓘ |
| flowsFrom | Pitt Lake ⓘ |
| flowsInto | Fraser River ⓘ |
| flowsThrough | Pitt Meadows ⓘ |
| hasAdjacentCity |
Coquitlam
ⓘ
Pitt Meadows ⓘ Port Coquitlam ⓘ |
| hasAdjacentProtectedArea | Pitt-Addington Marsh Wildlife Management Area ⓘ |
| hasEstuary |
Fraser River estuary
ⓘ
linked to:
Fraser River Delta
|
| hasMouthIn | British Columbia ⓘ |
| hasSourceIn | British Columbia ⓘ |
| hasTributary |
Alouette River
ⓘ
Stave River ⓘ |
| locatedIn |
British Columbia
ⓘ
Lower Mainland ⓘ |
| locatedOnContinent | North America ⓘ |
| mouthLocatedNear | Pitt Meadows ⓘ |
| namedAfter | Pitt family ⓘ |
| near |
Coquitlam
ⓘ
Maple Ridge ⓘ Port Coquitlam ⓘ |
| partOf | Fraser River basin ⓘ |
| region |
Metro Vancouver
ⓘ
linked to:
Metro Vancouver, Canada
|
| usedFor |
boating
ⓘ
fishing ⓘ recreation ⓘ |
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: Pitt River Description of subject: The Pitt River is a river in British Columbia, Canada, that flows south from Pitt Lake through the Lower Mainland before joining the Fraser River near the city of Pitt Meadows.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Garibaldi Névé (nearby icefield)
linked to: Pitt River
linked to: Pitt River
linked to: Pitt River