Coordinated Universal Time
E8830
Coordinated Universal Time (UTC) is the primary global time standard by which the world regulates clocks and time, serving as the basis for most civil time zones.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Coordinated Universal Time canonical | 67 |
| UTC | 21 |
| Coordinated Universal Time (UTC) | 3 |
| UTC(USNO) | 1 |
| coordinated universal time | 1 |
| international time standard UTC | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T64377 — 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: Coordinated Universal Time Context triple: [Central European Time, followsStandard, Coordinated Universal Time]
-
A.
Greenwich Mean Time
Greenwich Mean Time is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the world’s primary reference for timekeeping and the basis for Coordinated Universal Time (UTC).
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B.
GMT
GMT (Greenwich Mean Time) is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the international civil time standard and the basis for modern time zones.
-
C.
Moscow Time
Moscow Time is the standard time zone used in Moscow and much of western Russia, corresponding to UTC+3 year-round.
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D.
Central European Summer Time
Central European Summer Time is the daylight saving time observed by many central European countries, running one hour ahead of Central European Time during the summer months.
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E.
British Summer Time
British Summer Time is the daylight saving time observed in the United Kingdom, during which clocks are set one hour ahead of Greenwich Mean Time to extend evening daylight in the summer months.
- 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: Coordinated Universal Time Target entity description: Coordinated Universal Time (UTC) is the primary global time standard by which the world regulates clocks and time, serving as the basis for most civil time zones.
-
A.
Greenwich Mean Time
Greenwich Mean Time is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the world’s primary reference for timekeeping and the basis for Coordinated Universal Time (UTC).
-
B.
GMT
GMT (Greenwich Mean Time) is the mean solar time at the Royal Observatory in Greenwich, London, historically used as the international civil time standard and the basis for modern time zones.
-
C.
Moscow Time
Moscow Time is the standard time zone used in Moscow and much of western Russia, corresponding to UTC+3 year-round.
-
D.
Central European Summer Time
Central European Summer Time is the daylight saving time observed by many central European countries, running one hour ahead of Central European Time during the summer months.
-
E.
British Summer Time
British Summer Time is the daylight saving time observed in the United Kingdom, during which clocks are set one hour ahead of Greenwich Mean Time to extend evening daylight in the summer months.
- F. None of above. chosen
Statements (51)
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: Coordinated Universal Time Description of subject: Coordinated Universal Time (UTC) is the primary global time standard by which the world regulates clocks and time, serving as the basis for most civil time zones.
Referenced by (94)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
UTC
this entity surface form:
UTC
this entity surface form:
UTC
Yakutsk Time (seasonally, depending on Russian DST history)
→
isDefinedRelativeTo
→
Coordinated Universal Time
ⓘ
subject surface form:
Yakutsk Time
this entity surface form:
UTC
this entity surface form:
UTC
this entity surface form:
Coordinated Universal Time (UTC)
subject surface form:
United States Naval Observatory
subject surface form:
West Africa Time
this entity surface form:
international time standard UTC
this entity surface form:
UTC
subject surface form:
Pacific Standard Time
this entity surface form:
UTC
this entity surface form:
UTC