Amazon Time (AMT)
E440764
Amazon Time (AMT) is a Brazilian time zone used in parts of the Amazon region, including the city of Manaus.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Amazon Time | 9 |
| AMT | 2 |
| AMT (Amazon Time) | 1 |
| Amazon Time (AMT) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4435909 — 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: Amazon Time (AMT) Context triple: [Manaus, timeZone, Amazon Time (AMT)]
-
A.
AMT
AMT is the standard time zone used in Armenia, corresponding to UTC+4 hours.
-
B.
Amazon
Amazon is a multinational technology and e-commerce company best known for its vast online marketplace, cloud computing services through AWS, and significant influence on global retail and logistics.
-
C.
Amazon Air
Amazon Air is the cargo airline division of Amazon that operates a dedicated air network to expedite the company’s package delivery across the United States and internationally.
-
D.
Amazon Prime
Amazon Prime is a subscription service from Amazon that offers members benefits like fast shipping, streaming video and music, and access to exclusive deals.
-
E.
AMF
AMF is a regional Arab financial institution that promotes monetary cooperation, economic integration, and development among its member states.
- 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: Amazon Time (AMT) Target entity description: Amazon Time (AMT) is a Brazilian time zone used in parts of the Amazon region, including the city of Manaus.
-
A.
AMT
AMT is the standard time zone used in Armenia, corresponding to UTC+4 hours.
-
B.
Amazon
Amazon is a multinational technology and e-commerce company best known for its vast online marketplace, cloud computing services through AWS, and significant influence on global retail and logistics.
-
C.
Amazon Air
Amazon Air is the cargo airline division of Amazon that operates a dedicated air network to expedite the company’s package delivery across the United States and internationally.
-
D.
Amazon Prime
Amazon Prime is a subscription service from Amazon that offers members benefits like fast shipping, streaming video and music, and access to exclusive deals.
-
E.
AMF
AMF is a regional Arab financial institution that promotes monetary cooperation, economic integration, and development among its member states.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
civil time standard
ⓘ
time zone ⓘ |
| abbreviation |
AMT
ⓘ
linked to:
Amazon Time (AMT)
|
| appliesToCity | Manaus ⓘ |
| appliesToRegion | Amazon region of Brazil ⓘ |
| continent | South America ⓘ |
| country | Brazil ⓘ |
| countryCode | BR ⓘ |
| countrySubdivision |
Central-West Region of Brazil (parts)
ⓘ
linked to:
Central-West Region of Brazil
North Region of Brazil ⓘ |
| DSTPolicy | no daylight saving time currently in force ⓘ |
| geographicalFocus | western and central Amazon Basin in Brazil ⓘ |
| governingAuthority |
Government of Brazil
ⓘ
linked to:
Brazilian government
|
| hasOffsetType | UTC−04:00 fixed offset ⓘ |
| IANAZoneExample | America/Manaus ⓘ |
| isEarlierThan | Brasília Time (UTC−03:00) ⓘ |
| isLaterThan | Peru Time (UTC−05:00) ⓘ |
| isOneHourBehind | Brasília Time ⓘ |
| isPartOf | Brazilian time zone system ⓘ |
| isTwoHoursBehind | Coordinated Universal Time during UTC−02:00 DST in some Brazilian areas (historically) ⓘ |
| isUsedInEconomicRegion | Zona Franca de Manaus (Manaus Free Trade Zone) ⓘ |
| isUsedInMetropolitanArea |
Manaus metropolitan area
ⓘ
linked to:
Manaus
|
| isUsedInRiverRegion | Rio Negro region around Manaus ⓘ |
| languageContext | Portuguese ⓘ |
| legalStatus | defined by Brazilian federal law ⓘ |
| nativeName | Hora do Amazonas ⓘ |
| observesDaylightSavingTime | no ⓘ |
| regulatesClockTimeFor |
private sector in its coverage area
ⓘ
public institutions in its coverage area ⓘ |
| relativeOffsetToBrasiliaTime | −1 hour ⓘ |
| standardType | regional time standard ⓘ |
| timeNotation | 24-hour clock ⓘ |
| timeRelationToUTC | 4 hours behind UTC ⓘ |
| typicalUse | scheduling and transportation in the western Amazon of Brazil ⓘ |
| usedBy |
businesses in the Amazon region of Brazil
ⓘ
residents of Manaus ⓘ |
| usedFor | civil timekeeping ⓘ |
| usedInState |
Amazonas
ⓘ
Mato Grosso ⓘ Mato Grosso do Sul ⓘ Rondônia ⓘ Roraima ⓘ |
| usedInStatePartially |
Acre (historically and in some references)
ⓘ
linked to:
Acre (state)
Pará ⓘ |
| UTCOffsetStandard | UTC−04:00 ⓘ |
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: Amazon Time (AMT) Description of subject: Amazon Time (AMT) is a Brazilian time zone used in parts of the Amazon region, including the city of Manaus.
Referenced by (13)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Amazon Time (AMT)
linked to: Amazon Time (AMT)
subject linked to:
Amazon Time (AMT)
linked to: Amazon Time (AMT)
subject linked to:
Amazonas state
linked to: Amazon Time (AMT)
linked to: Amazon Time (AMT)
linked to: Amazon Time (AMT)
linked to: Amazon Time (AMT)
linked to: Amazon Time (AMT)
linked to: Amazon Time (AMT)
linked to: Amazon Time (AMT)