PT
E2407
PT is the two-letter ISO 3166-1 alpha-2 country code that uniquely identifies Portugal in international standards and systems.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T44169 — 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: PT Context triple: [Portugal, ISO3166-1Alpha2, PT]
-
A.
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.
-
B.
ET
ET is the time standard used on the east coast of North America, including major cities like New York and Toronto, switching between Eastern Standard Time (EST) and Eastern Daylight Time (EDT) seasonally.
-
C.
Kt
Kt is the post-nominal abbreviation used to denote a Knight Bachelor in the British honours system.
-
D.
ATE
ATE is a U.S. National Science Foundation program that supports the education and training of technicians for advanced technology fields through partnerships between two-year colleges, industry, and other educational institutions.
-
E.
NE
NE is the common abbreviation for the New England Revolution, a professional Major League Soccer club based in the Greater Boston area.
- 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: PT Target entity description: PT is the two-letter ISO 3166-1 alpha-2 country code that uniquely identifies Portugal in international standards and systems.
-
A.
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.
-
B.
ET
ET is the time standard used on the east coast of North America, including major cities like New York and Toronto, switching between Eastern Standard Time (EST) and Eastern Daylight Time (EDT) seasonally.
-
C.
Kt
Kt is the post-nominal abbreviation used to denote a Knight Bachelor in the British honours system.
-
D.
ATE
ATE is a U.S. National Science Foundation program that supports the education and training of technicians for advanced technology fields through partnerships between two-year colleges, industry, and other educational institutions.
-
E.
NE
NE is the common abbreviation for the New England Revolution, a professional Major League Soccer club based in the Greater Boston area.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf | ISO 3166-1 alpha-2 country code ⓘ |
| hasAlpha2CodeFor | Portugal ⓘ |
| hasAssignedCountryName | Portugal ⓘ |
| hasAssociatedAlpha3Code | PRT ⓘ |
| hasAssociatedNumericCode | 620 ⓘ |
| hasCodeLength | 2 ⓘ |
| hasCodeType | alpha-2 ⓘ |
| hasRegion | Europe ⓘ |
| hasStatus | officially assigned code element ⓘ |
| hasSubregion |
Southern Europe
ⓘ
linked to:
Mediterranean Basin
|
| isCaseSensitive | true ⓘ |
| isDefinedInStandard | ISO 3166-1 ⓘ |
| isMaintainedBy | International Organization for Standardization ⓘ |
| isPartOfStandard | ISO 3166 ⓘ |
| isUniqueWithin |
ISO 3166-1 alpha-2 code space
ⓘ
linked to:
ISO 3166
|
| isUsedFor |
country identification
ⓘ
territory identification ⓘ |
| isUsedIn |
customs documentation
ⓘ
data exchange formats ⓘ databases ⓘ geocoding systems ⓘ global information systems ⓘ international standards ⓘ international trade ⓘ logistics systems ⓘ network protocols ⓘ payment processing systems ⓘ statistics and reporting ⓘ |
| isWidelyRecognizedAs | standard country code for Portugal ⓘ |
| represents | Portugal ⓘ |
| usesCharacterSet | Latin alphabet ⓘ |
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: PT Description of subject: PT is the two-letter ISO 3166-1 alpha-2 country code that uniquely identifies Portugal in international standards and systems.
Referenced by (21)
Full triples — surface form annotated when it differs from this entity's canonical label.