Union Gas Company
E1406813
UNEXPLORED
Union Gas Company is an energy utility firm that was a party to the U.S. Supreme Court case Pennsylvania v. Union Gas Co., which addressed issues of state sovereign immunity and federal environmental regulation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Union Gas Company canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T20023441 — 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: Union Gas Company Context triple: [Pennsylvania v. Union Gas Co., respondent, Union Gas Company]
-
A.
Gas South
Gas South is a U.S.-based natural gas provider serving residential, commercial, and industrial customers, particularly in the southeastern United States.
-
B.
Georgia Natural Gas
Georgia Natural Gas is a major natural gas marketer in Georgia, providing retail energy services to residential and commercial customers.
-
C.
Enbridge Gas Inc.
Enbridge Gas Inc. is a major Canadian natural gas distribution company serving residential, commercial, and industrial customers, primarily in Ontario.
-
D.
South Oil Company
South Oil Company is a major Iraqi state-owned oil enterprise responsible for exploration, production, and development of oil fields primarily in the southern region of Iraq.
-
E.
Union Oil
Union Oil was a major American petroleum company, historically significant as a prominent West Coast oil producer and refiner later absorbed into Chevron.
- 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: Union Gas Company Target entity description: Union Gas Company is an energy utility firm that was a party to the U.S. Supreme Court case Pennsylvania v. Union Gas Co., which addressed issues of state sovereign immunity and federal environmental regulation.
-
A.
Gas South
Gas South is a U.S.-based natural gas provider serving residential, commercial, and industrial customers, particularly in the southeastern United States.
-
B.
Georgia Natural Gas
Georgia Natural Gas is a major natural gas marketer in Georgia, providing retail energy services to residential and commercial customers.
-
C.
Enbridge Gas Inc.
Enbridge Gas Inc. is a major Canadian natural gas distribution company serving residential, commercial, and industrial customers, primarily in Ontario.
-
D.
South Oil Company
South Oil Company is a major Iraqi state-owned oil enterprise responsible for exploration, production, and development of oil fields primarily in the southern region of Iraq.
-
E.
Union Oil
Union Oil was a major American petroleum company, historically significant as a prominent West Coast oil producer and refiner later absorbed into Chevron.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.