Indian Ocean Time
E511643
Indian Ocean Time is a time zone used by several territories in the Indian Ocean region, including islands and coastal areas.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Indian Ocean Time canonical | 4 |
| Indian Ocean Territory Time | 1 |
| Indian Ocean time zones | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5331313 — 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: Indian Ocean Time Context triple: [Three Brothers, locatedInTimeZone, Indian Ocean Time]
-
A.
Mauritius Time
Mauritius Time is the standard time zone used throughout the island nation of Mauritius in the Indian Ocean.
-
B.
Easter Island Standard Time
Easter Island Standard Time is the time zone used on Chile’s Easter Island, typically four hours behind Coordinated Universal Time (UTC−6) outside of daylight saving periods.
-
C.
Bougainville Standard Time
Bougainville Standard Time is the time zone used in the Autonomous Region of Bougainville in Papua New Guinea, set at UTC+11.
-
D.
Norfolk Island Time (standard)
Norfolk Island Time (standard) is the time zone used on Norfolk Island, typically observed at UTC+11:00.
-
E.
Anadyr Time
Anadyr Time is the time zone used in Russia’s far northeastern regions, including Chukotka and parts of the Russian Far East, offset well ahead of Coordinated Universal Time.
- 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: Indian Ocean Time Target entity description: Indian Ocean Time is a time zone used by several territories in the Indian Ocean region, including islands and coastal areas.
-
A.
Mauritius Time
Mauritius Time is the standard time zone used throughout the island nation of Mauritius in the Indian Ocean.
-
B.
Easter Island Standard Time
Easter Island Standard Time is the time zone used on Chile’s Easter Island, typically four hours behind Coordinated Universal Time (UTC−6) outside of daylight saving periods.
-
C.
Bougainville Standard Time
Bougainville Standard Time is the time zone used in the Autonomous Region of Bougainville in Papua New Guinea, set at UTC+11.
-
D.
Norfolk Island Time (standard)
Norfolk Island Time (standard) is the time zone used on Norfolk Island, typically observed at UTC+11:00.
-
E.
Anadyr Time
Anadyr Time is the time zone used in Russia’s far northeastern regions, including Chukotka and parts of the Russian Far East, offset well ahead of Coordinated Universal Time.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf | time zone ⓘ |
| abbreviation | IOT ⓘ |
| appliesTo | territories in the central Indian Ocean ⓘ |
| category | time in the Indian Ocean ⓘ |
| coordinatedUniversalTimeAbbreviation |
UTC
ⓘ
linked to:
GMT
|
| country | United Kingdom ⓘ |
| DSTObserved | false ⓘ |
| followsSameOffsetAs |
East Africa Time
ⓘ
Moscow Time (standard, UTC+3) ⓘ
linked to:
Moscow Time
|
| governingAuthority |
British Indian Ocean Territory Administration
ⓘ
linked to:
British Indian Ocean Territory
|
| IANAZoneIdentifier | Indian/Chagos ⓘ |
| isFixedOffset | true ⓘ |
| isStandardTime | true ⓘ |
| namedAfter | Indian Ocean ⓘ |
| observedAllYear | true ⓘ |
| observesDaylightSavingTime | no ⓘ |
| offsetFromCoordinatedUniversalTime | +3 hours ⓘ |
| offsetInMinutes | 180 ⓘ |
| region | Indian Ocean ⓘ |
| timeNotation | 24-hour clock ⓘ |
| usedByMilitaryBase |
United States military base on Diego Garcia
ⓘ
linked to:
Diego Garcia
|
| usedFor | civil timekeeping in British Indian Ocean Territory ⓘ |
| usedIn |
British Indian Ocean Territory
ⓘ
Chagos Archipelago ⓘ Diego Garcia ⓘ |
| UTCOffset | UTC+03:00 ⓘ |
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: Indian Ocean Time Description of subject: Indian Ocean Time is a time zone used by several territories in the Indian Ocean region, including islands and coastal areas.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Indian Ocean Time
linked to: Indian Ocean Time