Southwestern Public Service Company
E605370
Southwestern Public Service Company is a regional electric utility subsidiary of Xcel Energy that provides power to customers in parts of the U.S. Southwest.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Southwestern Public Service Company canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6542416 — 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: Southwestern Public Service Company Context triple: [Xcel Energy, hasDivision, Southwestern Public Service Company]
-
A.
Middle West Utilities Company
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
-
B.
Southwestern Power Administration
Southwestern Power Administration is a U.S. federal agency that markets and transmits hydroelectric power generated at federally owned dams across the southwestern region.
-
C.
Reliant Energy
Reliant Energy is a U.S.-based retail electricity provider and energy company known for supplying power to residential and commercial customers, particularly in Texas.
-
D.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
-
E.
NV Energy
NV Energy is a major electric and natural gas utility serving customers across Nevada, including the Las Vegas and Reno areas.
- 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: Southwestern Public Service Company Target entity description: Southwestern Public Service Company is a regional electric utility subsidiary of Xcel Energy that provides power to customers in parts of the U.S. Southwest.
-
A.
Middle West Utilities Company
Middle West Utilities Company was a major early 20th-century American electric utility holding company associated with the expansion and subsequent collapse of Samuel Insull’s vast utility empire.
-
B.
Southwestern Power Administration
Southwestern Power Administration is a U.S. federal agency that markets and transmits hydroelectric power generated at federally owned dams across the southwestern region.
-
C.
Reliant Energy
Reliant Energy is a U.S.-based retail electricity provider and energy company known for supplying power to residential and commercial customers, particularly in Texas.
-
D.
Great Western Power Company
Great Western Power Company was an early 20th-century California electric utility company known for developing hydroelectric projects and infrastructure in the Sierra Nevada region.
-
E.
NV Energy
NV Energy is a major electric and natural gas utility serving customers across Nevada, including the Las Vegas and Reno areas.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
electric utility company
ⓘ
subsidiary company ⓘ |
| brandOwner | Xcel Energy ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| customerTypeServed |
commercial customers
ⓘ
industrial customers ⓘ residential customers ⓘ |
| fuelTypeUsed |
coal
ⓘ
natural gas ⓘ solar power ⓘ wind power ⓘ |
| gridConnection | Eastern Interconnection ⓘ |
| hasParentOrganizationRole | regional utility subsidiary of Xcel Energy ⓘ |
| hasServiceTerritoryCharacteristic | multi-state service territory ⓘ |
| headquartersLocation | Amarillo, Texas ⓘ |
| industry | electric power industry ⓘ |
| legalForm | corporation ⓘ |
| operatesInMarket | regulated retail electricity market ⓘ |
| parentCompany | Xcel Energy ⓘ |
| partOf | Xcel Energy operating companies ⓘ |
| product | electricity ⓘ |
| regionServed |
Kansas
ⓘ
New Mexico ⓘ Oklahoma ⓘ Texas ⓘ U.S. Southwest ⓘ
linked to:
southwestern United States
|
| regulatoryStatus | regulated utility ⓘ |
| serviceType |
electric power distribution
ⓘ
electric power generation ⓘ electric power transmission ⓘ |
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: Southwestern Public Service Company Description of subject: Southwestern Public Service Company is a regional electric utility subsidiary of Xcel Energy that provides power to customers in parts of the U.S. Southwest.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.