St. Helens, Oregon
E40156
St. Helens, Oregon is a small city along the Columbia River in northwestern Oregon, known for its historic downtown and role as a regional hub for Columbia County.
All labels observed (3)
| Label | Occurrences |
|---|---|
| St. Helens, Oregon canonical | 14 |
| Saint Helens, Oregon | 1 |
| St. Helens historic downtown district | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T306924 — 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: St. Helens, Oregon Context triple: [Columbia County, Oregon, countySeat, St. Helens, Oregon]
-
A.
Mount St. Helens
Mount St. Helens is an active stratovolcano in Washington State, USA, best known for its catastrophic 1980 eruption that dramatically reshaped its summit and surrounding landscape.
-
B.
Mount Adams
Mount Adams is a massive stratovolcano in southern Washington State, known as one of the largest peaks in the Cascade Range and a popular destination for climbing and backcountry recreation.
-
C.
Glacier Peak
Glacier Peak is a glaciated stratovolcano in Washington State, known as one of the major and more remote volcanoes of the Cascade Range.
-
D.
Mount Hood
Mount Hood is a prominent potentially active stratovolcano in northern Oregon and a major landmark and recreation destination in the Cascade Range.
-
E.
Mount Rainier National Park
Mount Rainier National Park is a U.S. national park in Washington state centered around the glaciated stratovolcano Mount Rainier, renowned for its alpine meadows, old-growth forests, and extensive hiking and climbing opportunities.
- 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: St. Helens, Oregon Target entity description: St. Helens, Oregon is a small city along the Columbia River in northwestern Oregon, known for its historic downtown and role as a regional hub for Columbia County.
-
A.
Mount St. Helens
Mount St. Helens is an active stratovolcano in Washington State, USA, best known for its catastrophic 1980 eruption that dramatically reshaped its summit and surrounding landscape.
-
B.
Mount Adams
Mount Adams is a massive stratovolcano in southern Washington State, known as one of the largest peaks in the Cascade Range and a popular destination for climbing and backcountry recreation.
-
C.
Glacier Peak
Glacier Peak is a glaciated stratovolcano in Washington State, known as one of the major and more remote volcanoes of the Cascade Range.
-
D.
Mount Hood
Mount Hood is a prominent potentially active stratovolcano in northern Oregon and a major landmark and recreation destination in the Cascade Range.
-
E.
Mount Rainier National Park
Mount Rainier National Park is a U.S. national park in Washington state centered around the glaciated stratovolcano Mount Rainier, renowned for its alpine meadows, old-growth forests, and extensive hiking and climbing opportunities.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
municipality ⓘ |
| adjacentWaterBody | Multnomah Channel ⓘ |
| areaCode |
503
ⓘ
971 ⓘ |
| category |
Cities in Columbia County, Oregon
ⓘ
Cities in Oregon ⓘ County seats in Oregon ⓘ |
| climate | temperate oceanic climate ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Columbia County, Oregon ⓘ |
| countySeatOf | Columbia County, Oregon ⓘ |
| distanceTo | approximately 30 miles northwest of Portland, Oregon ⓘ |
| economicRole | commercial center for Columbia County ⓘ |
| elevation | approximately 46 feet ⓘ |
| feature |
historic courthouse
ⓘ
historic residential neighborhoods ⓘ riverfront parks ⓘ |
| governmentType | mayor–council government ⓘ |
| hasHistoricDistrict |
St. Helens, Oregon
self-linksurface differs
ⓘ
surface form:
St. Helens historic downtown district
|
| hasPort | river port facilities on the Columbia River ⓘ |
| hasWaterfront | Columbia River waterfront ⓘ |
| knownFor | historic downtown ⓘ |
| locatedIn | northwestern Oregon ⓘ |
| locatedInMetropolitanArea | Portland metropolitan area ⓘ |
| locatedInTimeZoneOffset | UTC−08:00 ⓘ |
| locatedInTimeZoneOffsetDST | UTC−07:00 ⓘ |
| locatedOnRiver | Columbia River ⓘ |
| namedAfter | Mount St. Helens ⓘ |
| near |
Rainier, Oregon
ⓘ
Scappoose, Oregon ⓘ |
| originalName | Plymouth ⓘ |
| postalCode | 97051 ⓘ |
| region | Pacific Northwest ⓘ |
| role |
county seat of Columbia County, Oregon
ⓘ
regional hub for Columbia County ⓘ |
| state | Oregon ⓘ |
| timezone | Pacific Time Zone ⓘ |
| timezoneDST |
Pacific Time Zone
ⓘ
surface form:
Pacific Daylight Time
|
| transportation | U.S. Route 30 ⓘ |
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: St. Helens, Oregon Description of subject: St. Helens, Oregon is a small city along the Columbia River in northwestern Oregon, known for its historic downtown and role as a regional hub for Columbia County.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
St. Helens historic downtown district
this entity surface form:
Saint Helens, Oregon
subject surface form:
Columbia River waterfront (St. Helens, Oregon)
subject surface form:
Plymouth (Oregon)
subject surface form:
Plymouth (Oregon)
subject surface form:
Plymouth (Oregon)
subject surface form:
Plymouth (Oregon)