JAM
E44881
JAM is the three-letter ISO 3166-1 alpha-3 country code assigned to Jamaica.
All labels observed (1)
| Label | Occurrences |
|---|---|
| JAM canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T350063 — 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: JAM Context triple: [Jamaica, ISO3166-1Alpha3, JAM]
-
A.
JM
JM is the two-letter ISO 3166-1 alpha-2 country code assigned to Jamaica for international standardization and identification purposes.
-
B.
JST
JST is the time zone used throughout Japan, nine hours ahead of Coordinated Universal Time (UTC+9).
-
C.
J
J is a New York City Subway service that runs through Brooklyn and Queens into Manhattan, serving neighborhoods in eastern Brooklyn and southern Queens.
-
D.
NAM
NAM is the commonly used acronym for the National Academy of Medicine, a leading U.S. nonprofit institution that provides expert advice on health, medicine, and biomedical science.
-
E.
RJOO
RJOO is the ICAO airport code for Osaka International Airport, a major domestic aviation hub serving the Osaka metropolitan area in Japan.
- 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: JAM Target entity description: JAM is the three-letter ISO 3166-1 alpha-3 country code assigned to Jamaica.
-
A.
JM
JM is the two-letter ISO 3166-1 alpha-2 country code assigned to Jamaica for international standardization and identification purposes.
-
B.
JST
JST is the time zone used throughout Japan, nine hours ahead of Coordinated Universal Time (UTC+9).
-
C.
J
J is a New York City Subway service that runs through Brooklyn and Queens into Manhattan, serving neighborhoods in eastern Brooklyn and southern Queens.
-
D.
NAM
NAM is the commonly used acronym for the National Academy of Medicine, a leading U.S. nonprofit institution that provides expert advice on health, medicine, and biomedical science.
-
E.
RJOO
RJOO is the ICAO airport code for Osaka International Airport, a major domestic aviation hub serving the Osaka metropolitan area in Japan.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | ISO 3166-1 alpha-3 country code ⓘ |
| appliesToEntityType | sovereign state ⓘ |
| appliesToRegion | Caribbean ⓘ |
| appliesToUNMemberState | Jamaica ⓘ |
| assignedBy |
ISO
ⓘ
International Organization for Standardization ⓘ |
| associatedWithCapitalOfCountry | Kingston ⓘ |
| associatedWithFlagOf | Jamaica ⓘ |
| characterLength | 3 ⓘ |
| codeType | alpha-3 ⓘ |
| hasAlpha2CompanionCode | JM ⓘ |
| hasCountryName | Jamaica ⓘ |
| hasNumericCompanionCode | 388 ⓘ |
| isCaseSensitive | true ⓘ |
| isDefinedBy | ISO 3166-1 ⓘ |
| isMemberOf |
ISO 3166-1 alpha-3 code set
ⓘ
linked to:
ISO 3166-1
|
| isUniqueWithinStandard |
ISO 316-1 alpha-3
ⓘ
linked to:
ISO 3166-1
|
| regionCodeFor | Jamaica ⓘ |
| represents | Jamaica ⓘ |
| script | Latin alphabet ⓘ |
| standardizedSpelling | JAM ⓘ |
| status | active ⓘ |
| usedFor | country identification ⓘ |
| usedIn |
customs and trade documentation
ⓘ
financial and banking systems ⓘ international data exchange ⓘ statistics and country reporting ⓘ transport and logistics coding ⓘ |
| usedInStandard | ISO 3166 ⓘ |
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: JAM Description of subject: JAM is the three-letter ISO 3166-1 alpha-3 country code assigned to Jamaica.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.