SunCoke Energy
E224587
SunCoke Energy is an American producer of coke used in steelmaking, operating coal processing and related facilities for the steel and power industries.
All labels observed (1)
| Label | Occurrences |
|---|---|
| SunCoke Energy canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2017784 — 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: SunCoke Energy Context triple: [Lisle, Illinois, hasCorporatePresence, SunCoke Energy]
-
A.
Southern Company
Southern Company is one of the largest U.S. energy providers, primarily supplying electricity and natural gas across the southeastern United States through its regulated utilities and related businesses.
-
B.
Vistra Corp
Vistra Corp is a large U.S. integrated retail electricity and power generation company.
-
C.
Berkshire Hathaway Energy
Berkshire Hathaway Energy is a major U.S.-based energy company focused on regulated utilities and renewable power generation, operating as a key subsidiary of Warren Buffett’s Berkshire Hathaway conglomerate.
-
D.
Duke Power Company
Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
-
E.
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.
- 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: SunCoke Energy Target entity description: SunCoke Energy is an American producer of coke used in steelmaking, operating coal processing and related facilities for the steel and power industries.
-
A.
Southern Company
Southern Company is one of the largest U.S. energy providers, primarily supplying electricity and natural gas across the southeastern United States through its regulated utilities and related businesses.
-
B.
Vistra Corp
Vistra Corp is a large U.S. integrated retail electricity and power generation company.
-
C.
Berkshire Hathaway Energy
Berkshire Hathaway Energy is a major U.S.-based energy company focused on regulated utilities and renewable power generation, operating as a key subsidiary of Warren Buffett’s Berkshire Hathaway conglomerate.
-
D.
Duke Power Company
Duke Power Company is a U.S. electric utility company historically known for its involvement in the landmark employment discrimination case Griggs v. Duke Power Co.
-
E.
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.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
coke producer
ⓘ
energy company ⓘ public company ⓘ |
| activity |
coal processing
ⓘ
coke production ⓘ heat recovery ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| countryOfIncorporation |
United States of America
ⓘ
surface form:
United States
|
| employs |
coke oven operators
ⓘ
engineers ⓘ logistics personnel ⓘ |
| focusesOn |
integrated coke and power solutions
ⓘ
supplying coke for steelmaking ⓘ |
| hasAssetType |
coal handling facilities
ⓘ
coke plants ⓘ logistics terminals ⓘ |
| hasBusinessModel | long-term take-or-pay contracts ⓘ |
| hasBusinessSegment |
Brazil Coke
ⓘ
Domestic Coke ⓘ Logistics ⓘ |
| hasCustomerType |
power generators
ⓘ
steel mills ⓘ |
| hasRiskFactor |
coal price volatility
ⓘ
environmental regulation changes ⓘ exposure to steel industry cycles ⓘ |
| headquartersLocation | Lisle, Illinois NERFINISHED ⓘ |
| industry |
energy
ⓘ
metallurgical coke production ⓘ steelmaking supply ⓘ |
| listedOn | New York Stock Exchange ⓘ |
| outputUsedFor |
blast furnace operations
ⓘ
steelmaking ⓘ |
| product |
coke
ⓘ
metallurgical coke ⓘ |
| providesServiceTo | integrated steel producers ⓘ |
| regulatoryEnvironment | U.S. environmental regulations ⓘ |
| sector | basic materials ⓘ |
| sellsToRegion |
North America
ⓘ
South America ⓘ |
| servesIndustry |
power industry
ⓘ
steel industry ⓘ |
| subsector | steel raw materials ⓘ |
| technologyFocus | heat-recovery coke technology ⓘ |
| tickerSymbol | SXC ⓘ |
| usesInput | coal ⓘ |
| website | https://www.suncoke.com ⓘ |
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: SunCoke Energy Description of subject: SunCoke Energy is an American producer of coke used in steelmaking, operating coal processing and related facilities for the steel and power industries.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.