Expo Center
E707835
Expo Center is a large multipurpose exhibition and event venue located in Portland, Oregon.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Expo Center canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T7976737 — 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: Expo Center Context triple: [Portland Expo Center, hasAlternativeName, Expo Center]
-
A.
Empire Expo Center
Empire Expo Center is a large fairgrounds and event complex in Syracuse, New York, best known as the longtime home of the annual New York State Fair.
-
B.
York Expo Center
York Expo Center is a multi-purpose fairgrounds and event complex in York, Pennsylvania, hosting trade shows, exhibitions, festivals, and community events throughout the year.
-
C.
Palacio de las Convenciones
Palacio de las Convenciones is a major conference and convention center in Havana, Cuba, known for hosting national and international political, cultural, and professional events.
-
D.
Donald E. Stephens Convention Center
Donald E. Stephens Convention Center is a large multi-purpose convention and exhibition facility located near O'Hare International Airport in Rosemont, Illinois, hosting trade shows, conferences, and major events.
-
E.
Schroeder Expo Center
Schroeder Expo Center is a major convention and exhibition facility in Paducah, Kentucky, known for hosting large-scale events, trade shows, and festivals.
- 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: Expo Center Target entity description: Expo Center is a large multipurpose exhibition and event venue located in Portland, Oregon.
-
A.
Empire Expo Center
Empire Expo Center is a large fairgrounds and event complex in Syracuse, New York, best known as the longtime home of the annual New York State Fair.
-
B.
York Expo Center
York Expo Center is a multi-purpose fairgrounds and event complex in York, Pennsylvania, hosting trade shows, exhibitions, festivals, and community events throughout the year.
-
C.
Palacio de las Convenciones
Palacio de las Convenciones is a major conference and convention center in Havana, Cuba, known for hosting national and international political, cultural, and professional events.
-
D.
Donald E. Stephens Convention Center
Donald E. Stephens Convention Center is a large multi-purpose convention and exhibition facility located near O'Hare International Airport in Rosemont, Illinois, hosting trade shows, conferences, and major events.
-
E.
Schroeder Expo Center
Schroeder Expo Center is a major convention and exhibition facility in Paducah, Kentucky, known for hosting large-scale events, trade shows, and festivals.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
event venue
ⓘ
exhibition and convention center ⓘ |
| city | Portland ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| hasFeature |
event services
ⓘ
indoor exhibition space ⓘ meeting rooms ⓘ multipurpose halls ⓘ parking facilities ⓘ |
| locatedInTimeZone | Pacific Time Zone ⓘ |
| location |
Portland, Oregon
ⓘ
linked to:
Portland
|
| serves |
attendees
ⓘ
event organizers ⓘ exhibitors ⓘ |
| state | Oregon ⓘ |
| usedFor |
banquets
ⓘ
community events ⓘ consumer shows ⓘ conventions ⓘ exhibitions ⓘ meetings ⓘ private events ⓘ public events ⓘ trade shows ⓘ |
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: Expo Center Description of subject: Expo Center is a large multipurpose exhibition and event venue located in Portland, Oregon.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.