PRT
E5377
PRT is the three-letter ISO 3166-1 alpha-3 country code assigned to Portugal.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PRT canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T44170 — 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: PRT Context triple: [Portugal, ISO3166-1Alpha3, PRT]
-
A.
PT
PT is the two-letter ISO 3166-1 alpha-2 country code that uniquely identifies Portugal in international standards and systems.
-
B.
PRR
PRR is the abbreviation commonly used for the Pennsylvania Railroad Company, once one of the largest and most influential railroads in the United States.
-
C.
PR
PR is the two-letter postal abbreviation commonly used to refer to Puerto Rico, a Caribbean island and unincorporated territory of the United States.
-
D.
The Palestra
The Palestra is a historic college basketball arena on the University of Pennsylvania campus in Philadelphia, renowned as one of the most storied and frequently used venues in the sport.
-
E.
RTN
RTN is the former stock ticker symbol for Raytheon Company, a major U.S. defense and aerospace contractor.
- 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: PRT Target entity description: PRT is the three-letter ISO 3166-1 alpha-3 country code assigned to Portugal.
-
A.
PT
PT is the two-letter ISO 3166-1 alpha-2 country code that uniquely identifies Portugal in international standards and systems.
-
B.
PRR
PRR is the abbreviation commonly used for the Pennsylvania Railroad Company, once one of the largest and most influential railroads in the United States.
-
C.
PR
PR is the two-letter postal abbreviation commonly used to refer to Puerto Rico, a Caribbean island and unincorporated territory of the United States.
-
D.
The Palestra
The Palestra is a historic college basketball arena on the University of Pennsylvania campus in Philadelphia, renowned as one of the most storied and frequently used venues in the sport.
-
E.
RTN
RTN is the former stock ticker symbol for Raytheon Company, a major U.S. defense and aerospace contractor.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | ISO 3166-1 alpha-3 code ⓘ |
| appliesTo | territory of Portugal ⓘ |
| assignedBy |
ISO
ⓘ
International Organization for Standardization ⓘ |
| codeType | alpha-3 ⓘ |
| countryCodeFor | Portugal ⓘ |
| denotesSovereignState | Portugal ⓘ |
| hasAlpha2CompanionCode | PT ⓘ |
| hasNumericCompanionCode | 620 ⓘ |
| isUniqueWithinStandard |
ISO 3166-1 alpha-3
ⓘ
linked to:
ISO 3166-1
|
| partOfStandard | ISO 3166-1 ⓘ |
| represents | Portugal ⓘ |
| standardizedIn | ISO 3166 ⓘ |
| usedBy |
European Union
ⓘ
United Nations ⓘ international organizations ⓘ |
| usedFor |
customs
ⓘ
geocoding ⓘ statistics ⓘ trade ⓘ transport ⓘ |
| usedIn |
country identification
ⓘ
databases ⓘ information systems ⓘ international data exchange ⓘ |
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: PRT Description of subject: PRT is the three-letter ISO 3166-1 alpha-3 country code assigned to Portugal.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.