Portland Expo Center
E185465
The Portland Expo Center is a large multi-purpose exhibition and event venue in Portland, Oregon, hosting trade shows, conventions, consumer events, and community gatherings.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Portland Expo Center canonical | 4 |
| Portland Expo Center vicinity | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1633408 — 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: Portland Expo Center Context triple: [Metro (Portland regional government), operatorOf, Portland Expo Center]
-
A.
Portland Expo Building
The Portland Expo Building is a historic multi-purpose arena in Portland, Maine, best known today as the home court of the NBA G League’s Maine Celtics.
-
B.
Oregon Convention Center
The Oregon Convention Center is a major conference and event venue in Portland, Oregon, known for its distinctive twin glass spires and large-scale trade shows, conventions, and public events.
-
C.
Henry J. Kaiser Convention Center
The Henry J. Kaiser Convention Center is a historic multi-purpose event and performance venue in Oakland, California, known for hosting concerts, civic gatherings, and community events.
-
D.
Austin Convention Center
The Austin Convention Center is a large, modern event and exhibition facility in downtown Austin, Texas, hosting conferences, trade shows, and major cultural gatherings.
-
E.
Anaheim Convention Center
The Anaheim Convention Center is a large, modern convention and exhibition complex in Anaheim, California, known for hosting major trade shows, conferences, and events near the Disneyland Resort.
- 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: Portland Expo Center Target entity description: The Portland Expo Center is a large multi-purpose exhibition and event venue in Portland, Oregon, hosting trade shows, conventions, consumer events, and community gatherings.
-
A.
Portland Expo Building
The Portland Expo Building is a historic multi-purpose arena in Portland, Maine, best known today as the home court of the NBA G League’s Maine Celtics.
-
B.
Oregon Convention Center
The Oregon Convention Center is a major conference and event venue in Portland, Oregon, known for its distinctive twin glass spires and large-scale trade shows, conventions, and public events.
-
C.
Henry J. Kaiser Convention Center
The Henry J. Kaiser Convention Center is a historic multi-purpose event and performance venue in Oakland, California, known for hosting concerts, civic gatherings, and community events.
-
D.
Austin Convention Center
The Austin Convention Center is a large, modern event and exhibition facility in downtown Austin, Texas, hosting conferences, trade shows, and major cultural gatherings.
-
E.
Anaheim Convention Center
The Anaheim Convention Center is a large, modern convention and exhibition complex in Anaheim, California, known for hosting major trade shows, conferences, and events near the Disneyland Resort.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
convention center
ⓘ
event venue ⓘ exhibition center ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasAccessibilityFeature | wheelchair accessible ⓘ |
| hasAlternativeName | Expo Center ⓘ |
| hasCategory |
Buildings and structures in Portland, Oregon
ⓘ
Convention centers in Oregon ⓘ Event venues in Oregon ⓘ Tourist attractions in Portland, Oregon ⓘ |
| hasFacilityType |
banquet space
ⓘ
exhibition hall ⓘ meeting room ⓘ |
| hasParking | on-site parking lots ⓘ |
| hasPublicTransitConnection |
Expo Center station
ⓘ
surface form:
Expo Center MAX Station
|
| hasUse |
banquets
ⓘ
community events ⓘ consumer shows ⓘ conventions ⓘ meetings ⓘ public exhibitions ⓘ sporting events ⓘ trade shows ⓘ |
| locatedIn |
Kenton neighborhood
ⓘ
North Portland ⓘ Oregon ⓘ Portland, Oregon, United States ⓘ
surface form:
Portland, Oregon
|
| nearbyWaterBody | Columbia River ⓘ |
| operatedBy |
Metro (Portland regional government)
ⓘ
surface form:
Metro (Oregon regional government)
|
| ownedBy |
Metro (Portland regional government)
ⓘ
surface form:
Metro (Oregon regional government)
|
| regionServed | Portland metropolitan area ⓘ |
| servedByTransitLine | MAX Yellow Line ⓘ |
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: Portland Expo Center Description of subject: The Portland Expo Center is a large multi-purpose exhibition and event venue in Portland, Oregon, hosting trade shows, conventions, consumer events, and community gatherings.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Portland Expo Center vicinity