America/Denver
E457778
America/Denver is the IANA time zone identifier for the Mountain Time Zone in the United States, covering cities such as Denver and aligning with Mountain Standard and Mountain Daylight Time conventions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| America/Denver canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4641399 — 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: America/Denver Context triple: [America/Yellowknife, hasSameStandardOffsetAs, America/Denver]
-
A.
America/Boise
America/Boise is the IANA time zone identifier representing the Mountain Time Zone region centered on Boise, Idaho, in the United States.
-
B.
America/Dawson
America/Dawson is an IANA time zone identifier representing the local time observed in Dawson, Yukon, Canada.
-
C.
America/Mazatlan
America/Mazatlan is an IANA time zone identifier covering the Mazatlán region of Mexico, which observes Mountain Time.
-
D.
Mountain Time Zone
The Mountain Time Zone is a North American time zone that covers parts of the central-western United States, Canada, and Mexico, lying between the Pacific and Central time zones.
-
E.
America/Chihuahua
America/Chihuahua is an IANA time zone identifier representing the local time observed in the Mexican state of Chihuahua within the Mountain Time Zone.
- 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: America/Denver Target entity description: America/Denver is the IANA time zone identifier for the Mountain Time Zone in the United States, covering cities such as Denver and aligning with Mountain Standard and Mountain Daylight Time conventions.
-
A.
America/Boise
America/Boise is the IANA time zone identifier representing the Mountain Time Zone region centered on Boise, Idaho, in the United States.
-
B.
America/Dawson
America/Dawson is an IANA time zone identifier representing the local time observed in Dawson, Yukon, Canada.
-
C.
America/Mazatlan
America/Mazatlan is an IANA time zone identifier covering the Mazatlán region of Mexico, which observes Mountain Time.
-
D.
Mountain Time Zone
The Mountain Time Zone is a North American time zone that covers parts of the central-western United States, Canada, and Mexico, lying between the Pacific and Central time zones.
-
E.
America/Chihuahua
America/Chihuahua is an IANA time zone identifier representing the local time observed in the Mexican state of Chihuahua within the Mountain Time Zone.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
IANA time zone identifier
ⓘ
time zone ⓘ |
| alsoCoversState |
Arizona (Navajo Nation only)
ⓘ
Idaho NERFINISHED ⓘ Montana NERFINISHED ⓘ New Mexico NERFINISHED ⓘ Utah NERFINISHED ⓘ Wyoming NERFINISHED ⓘ |
| areaComponent | America NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| coversCity |
Albuquerque
NERFINISHED
ⓘ
Boise NERFINISHED ⓘ Cheyenne NERFINISHED ⓘ Colorado Springs NERFINISHED ⓘ Denver NERFINISHED ⓘ Salt Lake City NERFINISHED ⓘ |
| databaseIdentifierType | Olson time zone ID ⓘ |
| daylightTimeName | Mountain Daylight Time ⓘ |
| daylightUtcOffset | UTC−06:00 ⓘ |
| dstEndRuleTypical | first Sunday in November ⓘ |
| dstStartRuleTypical | second Sunday in March ⓘ |
| governingBodyForRules | IANA Time Zone Database project NERFINISHED ⓘ |
| hemisphere |
Northern Hemisphere
NERFINISHED
ⓘ
Western Hemisphere NERFINISHED ⓘ |
| ianaTimeZoneDatabase | tz database NERFINISHED ⓘ |
| ianaZoneNameFormat | Area/Location ⓘ |
| isCanonicalZone | true ⓘ |
| linkedToTimeZoneRegion | Mountain Time NERFINISHED ⓘ |
| locationComponent | Denver NERFINISHED ⓘ |
| observesDaylightSavingTime | true ⓘ |
| offsetRange | UTC−07:00 to UTC−06:00 ⓘ |
| primaryCity | Denver NERFINISHED ⓘ |
| primaryStateCovered | Colorado NERFINISHED ⓘ |
| regionCode | NA ⓘ |
| standardTimeName | Mountain Standard Time NERFINISHED ⓘ |
| standardUtcOffset | UTC−07:00 ⓘ |
| timeStandardBasis | mean solar time at 105°W (approximate for MST) ⓘ |
| timeZoneAbbreviationDaylight | MDT ⓘ |
| timeZoneAbbreviationStandard | MST ⓘ |
| timeZoneRegion | Mountain Time Zone NERFINISHED ⓘ |
| typicalUse | Mountain Time in the United States ⓘ |
| usedForCivilTime | true ⓘ |
| usedInComputingSystems | true ⓘ |
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: America/Denver Description of subject: America/Denver is the IANA time zone identifier for the Mountain Time Zone in the United States, covering cities such as Denver and aligning with Mountain Standard and Mountain Daylight Time conventions.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.