Universal Stadium, Portsmouth
E832342
Universal Stadium in Portsmouth was the home football field of the early NFL team the Portsmouth Spartans, who later became the Detroit Lions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Universal Stadium, Portsmouth canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9974193 — 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: Universal Stadium, Portsmouth Context triple: [Portsmouth Spartans, homeField, Universal Stadium, Portsmouth]
-
A.
Empire Stadium
Empire Stadium was a historic multi-purpose sports and events venue in Vancouver, Canada, best known for hosting major athletic competitions and football games in the mid-20th century.
-
B.
St Mary’s Stadium
St Mary’s Stadium is a modern football ground in Southampton, England, serving as the home venue of Southampton Football Club.
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C.
Keepmoat Stadium
Keepmoat Stadium is a modern multi-purpose sports venue in Doncaster, England, best known as the home ground of Doncaster Rovers F.C.
-
D.
Odsal Stadium
Odsal Stadium is a historic sports venue in Bradford, England, best known as one of rugby league’s most iconic grounds and the long-time home of the Bradford Bulls.
-
E.
One Call Stadium
One Call Stadium is a football ground in Mansfield, England, best known as the long-standing home of Mansfield Town F.C.
- 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: Universal Stadium, Portsmouth Target entity description: Universal Stadium in Portsmouth was the home football field of the early NFL team the Portsmouth Spartans, who later became the Detroit Lions.
-
A.
Empire Stadium
Empire Stadium was a historic multi-purpose sports and events venue in Vancouver, Canada, best known for hosting major athletic competitions and football games in the mid-20th century.
-
B.
St Mary’s Stadium
St Mary’s Stadium is a modern football ground in Southampton, England, serving as the home venue of Southampton Football Club.
-
C.
Keepmoat Stadium
Keepmoat Stadium is a modern multi-purpose sports venue in Doncaster, England, best known as the home ground of Doncaster Rovers F.C.
-
D.
Odsal Stadium
Odsal Stadium is a historic sports venue in Bradford, England, best known as one of rugby league’s most iconic grounds and the long-time home of the Bradford Bulls.
-
E.
One Call Stadium
One Call Stadium is a football ground in Mansfield, England, best known as the long-standing home of Mansfield Town F.C.
- F. None of above. chosen
Statements (17)
| Predicate | Object |
|---|---|
| instanceOf |
American football team
ⓘ
National Football League team ⓘ stadium ⓘ |
| country | United States of America ⓘ |
| formerName | Portsmouth Spartans NERFINISHED ⓘ |
| historicalUse | home field of early NFL team Portsmouth Spartans ⓘ |
| homeStadium | Universal Stadium, Portsmouth NERFINISHED ⓘ |
| homeVenueOf | Portsmouth Spartans NERFINISHED ⓘ |
| laterBecame | Detroit Lions NERFINISHED ⓘ |
| league | National Football League ⓘ |
| locatedIn | Portsmouth, Ohio NERFINISHED ⓘ |
| locatedInAdministrativeTerritorialEntity | Scioto County, Ohio NERFINISHED ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| namedAfter | Universal (local name usage) ⓘ |
| partOf | sports venues in Portsmouth, Ohio ⓘ |
| sport | American football ⓘ |
| usedBy | Portsmouth Spartans NERFINISHED ⓘ |
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: Universal Stadium, Portsmouth Description of subject: Universal Stadium in Portsmouth was the home football field of the early NFL team the Portsmouth Spartans, who later became the Detroit Lions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.