JST (context-dependent and ambiguous)
E446088
JST is the time zone abbreviation commonly used to refer to Jamaica Standard Time, which aligns with UTC−5 and does not observe daylight saving time.
All labels observed (1)
| Label | Occurrences |
|---|---|
| JST (context-dependent and ambiguous) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4484639 — 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: JST (context-dependent and ambiguous) Context triple: [Jamaica Standard Time, standardAbbreviation, JST (context-dependent and ambiguous)]
-
A.
JST
JST is the time zone used throughout Japan, nine hours ahead of Coordinated Universal Time (UTC+9).
-
B.
JST
JST is the ICAO airline designator used to identify Jetstar Airways in international aviation operations.
-
C.
JLS
JLS is a British boy band formed on the TV show The X Factor, known for their R&B-influenced pop hits and energetic performances.
-
D.
STM
STM is the public transit agency serving the city of Montreal, operating its bus and metro networks.
-
E.
JT
JT is a 1977 studio album by American singer-songwriter James Taylor that marked his commercial resurgence with hits like "Handy Man" and "Your Smiling Face."
- 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: JST (context-dependent and ambiguous) Target entity description: JST is the time zone abbreviation commonly used to refer to Jamaica Standard Time, which aligns with UTC−5 and does not observe daylight saving time.
-
A.
JST
JST is the time zone used throughout Japan, nine hours ahead of Coordinated Universal Time (UTC+9).
-
B.
JST
JST is the ICAO airline designator used to identify Jetstar Airways in international aviation operations.
-
C.
JLS
JLS is a British boy band formed on the TV show The X Factor, known for their R&B-influenced pop hits and energetic performances.
-
D.
STM
STM is the public transit agency serving the city of Montreal, operating its bus and metro networks.
-
E.
JT
JT is a 1977 studio album by American singer-songwriter James Taylor that marked his commercial resurgence with hits like "Handy Man" and "Your Smiling Face."
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
time zone
ⓘ
time zone abbreviation ⓘ |
| ambiguousWith |
Japan Standard Time
ⓘ
Jordan Standard Time ⓘ
linked to:
Arabia Standard Time
|
| countryUsedIn | Jamaica ⓘ |
| differsFrom | Eastern Daylight Time (UTC−04:00) during northern summer ⓘ |
| DSTOffsetChange | none ⓘ |
| governingAuthority | Government of Jamaica ⓘ |
| IANAZoneIdentifier |
America/Jamaica
ⓘ
linked to:
Jamaica Standard Time
|
| isFixedOffsetYearRound | yes ⓘ |
| legalBasis | Jamaican national time regulations ⓘ |
| observedInCapital | Kingston, Jamaica ⓘ |
| observesDaylightSavingTime | no ⓘ |
| offsetHours | −5 ⓘ |
| offsetMinutes | 0 ⓘ |
| refersTo | Jamaica Standard Time ⓘ |
| region | Caribbean ⓘ |
| sameStandardOffsetAs |
Eastern Standard Time (North America)
ⓘ
linked to:
Eastern Time Zone
|
| standsFor | Jamaica Standard Time ⓘ |
| timeNotation |
12-hour clock (commonly used)
ⓘ
24-hour clock (also used) ⓘ |
| timeZoneOffset | UTC−05:00 ⓘ |
| typicalAbbreviation | JST ⓘ |
| usesDSTCurrently | no ⓘ |
| usesDSTHistorically | yes (intermittently in the past) ⓘ |
| UTCOffset | UTC−05:00 ⓘ |
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: JST (context-dependent and ambiguous) Description of subject: JST is the time zone abbreviation commonly used to refer to Jamaica Standard Time, which aligns with UTC−5 and does not observe daylight saving time.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.