Mountain Time Zone
E18266
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.
All labels observed (13)
How this entity was disambiguated
This entity first appeared as the object of triple T27417 — 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: Mountain Time Zone Context triple: [Texas, timeZone, Mountain Time Zone]
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A.
Pacific Time Zone
The Pacific Time Zone is a North American time zone that covers the U.S. West Coast and parts of Canada and Mexico, typically eight hours behind Coordinated Universal Time (UTC−8) and observing daylight saving time.
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B.
Central Time Zone
The Central Time Zone is a North American time zone that covers much of the central United States and parts of Canada and Mexico, typically six hours behind Coordinated Universal Time (UTC−6) and observing daylight saving time.
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C.
Eastern Time Zone
The Eastern Time Zone is a standard time zone used by the eastern portion of North America, including major U.S. cities such as New York and Washington, D.C.
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D.
Alaska Time Zone
The Alaska Time Zone is the standard time zone used by most of the U.S. state of Alaska, observing a time offset one hour behind Pacific Time.
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E.
North American time zones
North American time zones are the standardized regional time divisions used across countries in North America, including zones such as Eastern, Central, Mountain, and Pacific 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: Mountain Time Zone Target entity description: 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.
-
A.
Pacific Time Zone
The Pacific Time Zone is a North American time zone that covers the U.S. West Coast and parts of Canada and Mexico, typically eight hours behind Coordinated Universal Time (UTC−8) and observing daylight saving time.
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B.
Central Time Zone
The Central Time Zone is a North American time zone that covers much of the central United States and parts of Canada and Mexico, typically six hours behind Coordinated Universal Time (UTC−6) and observing daylight saving time.
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C.
Eastern Time Zone
The Eastern Time Zone is a standard time zone used by the eastern portion of North America, including major U.S. cities such as New York and Washington, D.C.
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D.
Alaska Time Zone
The Alaska Time Zone is the standard time zone used by most of the U.S. state of Alaska, observing a time offset one hour behind Pacific Time.
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E.
North American time zones
North American time zones are the standardized regional time divisions used across countries in North America, including zones such as Eastern, Central, Mountain, and Pacific Time.
- F. None of above. chosen
Statements (50)
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: Mountain Time Zone Description of subject: 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.
Referenced by (2,544)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Washington County, Utah
subject surface form:
Roosevelt County Courthouse (Portales)
subject surface form:
St. Francis, Kansas