RU
E286082
RU is the two-letter ISO 3166 country code for the Russian Federation.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T2656020 — 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: RU Context triple: [.rf, ISO3166Basis, RU]
-
A.
RU
RU is the common abbreviation for Rutgers University, a major public research institution in New Jersey.
-
B.
RUS
RUS is the acronym for the Rural Utilities Service, a U.S. government agency that provides funding and support for rural infrastructure such as electricity, water, and telecommunications.
-
C.
RU-KOS
RU-KOS is the ISO 3166-2 subdivision code assigned to Kostroma Oblast, a federal subject in central Russia.
-
D.
Russin
Russin is a small wine-producing municipality and village located in the canton of Geneva in southwestern Switzerland.
-
E.
Rus'
Rus' was a medieval East Slavic state that emerged in Eastern Europe and laid the foundations for the later Russian, Ukrainian, and Belarusian nations.
- 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: RU Target entity description: RU is the two-letter ISO 3166 country code for the Russian Federation.
-
A.
RU
RU is the common abbreviation for Rutgers University, a major public research institution in New Jersey.
-
B.
RUS
RUS is the acronym for the Rural Utilities Service, a U.S. government agency that provides funding and support for rural infrastructure such as electricity, water, and telecommunications.
-
C.
RU-KOS
RU-KOS is the ISO 3166-2 subdivision code assigned to Kostroma Oblast, a federal subject in central Russia.
-
D.
Russin
Russin is a small wine-producing municipality and village located in the canton of Geneva in southwestern Switzerland.
-
E.
Rus'
Rus' was a medieval East Slavic state that emerged in Eastern Europe and laid the foundations for the later Russian, Ukrainian, and Belarusian nations.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
ISO 3166-1 alpha-2 country code
ⓘ
ISO 3166-1 alpha-3 country code ⓘ ISO 3166-1 numeric country code ⓘ |
| appliesToTerritory | territory of the Russian Federation ⓘ |
| assignedBy |
ISO 3166 Maintenance Agency
ⓘ
International Organization for Standardization ⓘ |
| category | country code ⓘ |
| hasAssociatedInternetTLD |
.ru
ⓘ
.рф ⓘ |
| hasAssociatedUNCode | RU ⓘ |
| hasCodeType | alpha-2 ⓘ |
| hasLowercaseForm | ru ⓘ |
| hasNumericCode | 643 ⓘ |
| hasRelatedCode | RUS ⓘ |
| hasSecondLetter | U ⓘ |
| hasStartLetter | R ⓘ |
| hasUppercaseForm | RU ⓘ |
| isCaseSensitive | yes ⓘ |
| isDifferentFrom | Soviet Union ISO code SU ⓘ |
| languageOfCodeElements | Latin alphabet ⓘ |
| notationSystem | ISO country code notation ⓘ |
| partOfStandard |
ISO 3166
ⓘ
ISO 3166-1 ⓘ |
| replaced | SU in many international coding contexts ⓘ |
| represents |
Russia
ⓘ
Russian Federation ⓘ
linked to:
Russia
|
| scope | identification of Russia in international contexts ⓘ |
| status | officially assigned ⓘ |
| usedAs | country identifier in many databases ⓘ |
| usedBy |
European Union systems
ⓘ
United Nations ⓘ airline reservation systems ⓘ global trade and customs systems ⓘ international banking systems ⓘ |
| usedIn |
country code top-level domain registration
ⓘ
international data exchange ⓘ international standards and regulations ⓘ logistics and shipping country identification ⓘ payment processing country identification ⓘ software locale configuration ⓘ |
| usedSince | 1992 ⓘ |
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: RU Description of subject: RU is the two-letter ISO 3166 country code for the Russian Federation.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.