L. C. Greenwood
E555418
L. C. Greenwood was a standout defensive end for the Pittsburgh Steelers, renowned for his pass-rushing prowess and key role in their 1970s Super Bowl dynasty.
All labels observed (2)
| Label | Occurrences |
|---|---|
| L. C. Greenwood canonical | 1 |
| L.C. Greenwood | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3075238 — 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: L. C. Greenwood Context triple: [Steel Curtain defense of the 1970s, notablePlayer, L. C. Greenwood]
-
A.
Cecil H. Green
Cecil H. Green was a British-born American geophysicist, entrepreneur, and philanthropist best known as a co-founder of Texas Instruments and a major benefactor of educational and research institutions.
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B.
Wick R. Miller
Wick R. Miller was an American linguist known for his influential work on Uto-Aztecan languages, particularly the Southern Numic branch.
-
C.
H. G. Balcom
H. G. Balcom was a structural engineer best known for his role in designing and overseeing the framework of major skyscrapers in the early 20th century, including the Empire State Building.
-
D.
W. O. Gant
W. O. Gant is a passionate, larger-than-life stonecutter and the domineering, often volatile father figure in Thomas Wolfe’s autobiographical novel "Look Homeward, Angel."
-
E.
C. T. Wilkins
C. T. Wilkins was an aircraft designer best known for his role in creating the British World War II de Havilland Mosquito multirole combat aircraft.
- 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: L. C. Greenwood Target entity description: L. C. Greenwood was a standout defensive end for the Pittsburgh Steelers, renowned for his pass-rushing prowess and key role in their 1970s Super Bowl dynasty.
-
A.
Cecil H. Green
Cecil H. Green was a British-born American geophysicist, entrepreneur, and philanthropist best known as a co-founder of Texas Instruments and a major benefactor of educational and research institutions.
-
B.
Wick R. Miller
Wick R. Miller was an American linguist known for his influential work on Uto-Aztecan languages, particularly the Southern Numic branch.
-
C.
H. G. Balcom
H. G. Balcom was a structural engineer best known for his role in designing and overseeing the framework of major skyscrapers in the early 20th century, including the Empire State Building.
-
D.
W. O. Gant
W. O. Gant is a passionate, larger-than-life stonecutter and the domineering, often volatile father figure in Thomas Wolfe’s autobiographical novel "Look Homeward, Angel."
-
E.
C. T. Wilkins
C. T. Wilkins was an aircraft designer best known for his role in creating the British World War II de Havilland Mosquito multirole combat aircraft.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
American football player
ⓘ
human ⓘ |
| allProSelection | First-team All-Pro ⓘ |
| burialPlace | Allegheny Cemetery NERFINISHED ⓘ |
| causeOfDeath | kidney failure ⓘ |
| collegeAttended |
Arkansas AM&N
NERFINISHED
ⓘ
University of Arkansas at Pine Bluff NERFINISHED ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1946-09-08 ⓘ |
| dateOfDeath | 2013-09-29 ⓘ |
| draftedBy | Pittsburgh Steelers NERFINISHED ⓘ |
| draftPickNumber | 238 ⓘ |
| draftRound | 10 ⓘ |
| draftYear | 1969 ⓘ |
| eraOfPlay | 1970s ⓘ |
| familyName | Greenwood NERFINISHED ⓘ |
| fullName | Leroy Clifford Greenwood NERFINISHED ⓘ |
| givenName | Leroy NERFINISHED ⓘ |
| hallOfFameStatus | Pittsburgh Steelers Hall of Honor inductee ⓘ |
| height | 6 ft 6 in ⓘ |
| heightInMeters | 1.98 ⓘ |
| jerseyNumber | 68 ⓘ |
| knownFor |
key role in 1970s Pittsburgh Steelers dynasty
ⓘ
pass-rushing ability ⓘ |
| league | National Football League ⓘ |
| memberOf | Steel Curtain NERFINISHED ⓘ |
| nflTeamTenure | 1969–1981 ⓘ |
| notableGame |
Super Bowl IX performance against Minnesota Vikings
NERFINISHED
ⓘ
Super Bowl X performance against Dallas Cowboys NERFINISHED ⓘ |
| placeOfBirth | Canton, Mississippi, United States NERFINISHED ⓘ |
| placeOfDeath | Pittsburgh, Pennsylvania, United States NERFINISHED ⓘ |
| playedFor | Pittsburgh Steelers NERFINISHED ⓘ |
| positionPlayed | defensive end ⓘ |
| proBowlSelectionCount | 6 ⓘ |
| recognizedAs | one of the greatest defensive ends in Pittsburgh Steelers history ⓘ |
| selectedTo | Pro Bowl NERFINISHED ⓘ |
| sport | American football ⓘ |
| superBowlAppearances | 4 ⓘ |
| teammate |
Dwight White
NERFINISHED
ⓘ
Ernie Holmes NERFINISHED ⓘ Joe Greene NERFINISHED ⓘ |
| weightInPounds | 245 ⓘ |
| wonChampionship |
Super Bowl IX
NERFINISHED
ⓘ
Super Bowl X NERFINISHED ⓘ Super Bowl XIII NERFINISHED ⓘ Super Bowl XIV NERFINISHED ⓘ |
| woreEquipment | gold-colored shoes ⓘ |
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: L. C. Greenwood Description of subject: L. C. Greenwood was a standout defensive end for the Pittsburgh Steelers, renowned for his pass-rushing prowess and key role in their 1970s Super Bowl dynasty.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
L.C. Greenwood