Somass River
E823072
The Somass River is a river on Vancouver Island in British Columbia, Canada, known for flowing through the Alberni Valley to the city of Port Alberni and supporting important salmon runs.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Somass River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9166374 — 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: Somass River Context triple: [Port Alberni, waterbody, Somass River]
-
A.
Coquihalla River
The Coquihalla River is a fast-flowing mountain river in British Columbia, Canada, known for its steep canyon, whitewater rapids, and the highway corridor that follows much of its course.
-
B.
Ishi River
The Ishi River is a Japanese river that serves as one of the tributaries feeding into the larger Yamato River system.
-
C.
Madison River
The Madison River is a renowned trout-fishing and whitewater river in Wyoming and Montana that forms one of the three headwaters of the Missouri River.
-
D.
Lolo River
The Lolo River is a significant river in Gabon that feeds into the larger Ogooué River system.
-
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: Somass River Target entity description: The Somass River is a river on Vancouver Island in British Columbia, Canada, known for flowing through the Alberni Valley to the city of Port Alberni and supporting important salmon runs.
-
A.
Coquihalla River
The Coquihalla River is a fast-flowing mountain river in British Columbia, Canada, known for its steep canyon, whitewater rapids, and the highway corridor that follows much of its course.
-
B.
Ishi River
The Ishi River is a Japanese river that serves as one of the tributaries feeding into the larger Yamato River system.
-
C.
Madison River
The Madison River is a renowned trout-fishing and whitewater river in Wyoming and Montana that forms one of the three headwaters of the Missouri River.
-
D.
Lolo River
The Lolo River is a significant river in Gabon that feeds into the larger Ogooué River system.
-
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 (41)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| country | Canada ⓘ |
| drainageBasin | Alberni Inlet drainage basin ⓘ |
| flowsInto |
Alberni Inlet
NERFINISHED
ⓘ
Pacific Ocean NERFINISHED ⓘ |
| flowsThrough |
Alberni Valley
NERFINISHED
ⓘ
Port Alberni NERFINISHED ⓘ |
| formedByConfluenceOf |
Sproat River
NERFINISHED
ⓘ
Stamp River NERFINISHED ⓘ |
| hasBasinCountry | Canada NERFINISHED ⓘ |
| hasEcologicalImportance |
salmon habitat
ⓘ
wildlife habitat ⓘ |
| hasEconomicImportance |
fisheries
ⓘ
tourism ⓘ |
| hasNameLanguage | English ⓘ |
| hasNearbyCity | Port Alberni NERFINISHED ⓘ |
| hasNearbyWaterbody |
Great Central Lake
NERFINISHED
ⓘ
Sproat Lake NERFINISHED ⓘ |
| hasRecreation |
boating
ⓘ
sport fishing ⓘ |
| hasSource |
Sproat River
NERFINISHED
ⓘ
Stamp River NERFINISHED ⓘ |
| hasTributary |
Sproat River
NERFINISHED
ⓘ
Stamp River NERFINISHED ⓘ |
| knownFor | salmon runs ⓘ |
| locatedIn |
Alberni Valley
NERFINISHED
ⓘ
British Columbia ⓘ Vancouver Island NERFINISHED ⓘ |
| locatedInWatershed | Somass River watershed ⓘ |
| locatedOn | west coast of Canada ⓘ |
| mouthLocatedIn | Port Alberni NERFINISHED ⓘ |
| partOf | Pacific Northwest river systems ⓘ |
| region | central Vancouver Island ⓘ |
| supportsSpecies |
Chinook salmon
NERFINISHED
ⓘ
Chum salmon ⓘ Coho salmon NERFINISHED ⓘ Sockeye salmon NERFINISHED ⓘ Steelhead trout NERFINISHED ⓘ |
| usedFor |
Indigenous food fisheries
ⓘ
commercial fishing ⓘ recreational fishing ⓘ |
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: Somass River Description of subject: The Somass River is a river on Vancouver Island in British Columbia, Canada, known for flowing through the Alberni Valley to the city of Port Alberni and supporting important salmon runs.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.