Len Bias
E216107
Len Bias was a star college basketball player at the University of Maryland and a top NBA prospect whose sudden death from a cocaine overdose in 1986 became a major cultural and legislative turning point in American sports.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Len Bias canonical | 4 |
| Leonard Kevin Bias | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1937353 — 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: Len Bias Context triple: [Maryland Terrapins men's basketball, notablePlayer, Len Bias]
-
A.
James DeBarge
James DeBarge is an American R&B singer best known as a member of the family group DeBarge and for his brief, high-profile marriage to Janet Jackson in the 1980s.
-
B.
Lou Seal
Lou Seal is the playful, costumed seal mascot of Major League Baseball’s San Francisco Giants, known for entertaining fans at Oracle Park with energetic antics and crowd interaction.
-
C.
Ben Esler
Ben Esler is an Australian actor best known for his roles in television dramas and historical series, including a prominent part in the Western series "Hell on Wheels."
-
D.
Roy Hinson
Roy Hinson is a former American professional basketball player and standout forward from Rutgers University who played several seasons in the NBA during the 1980s.
-
E.
Marlon Richards
Marlon Richards is a British artist and photographer best known as the son of Rolling Stones guitarist Keith Richards and model Anita Pallenberg.
- 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: Len Bias Target entity description: Len Bias was a star college basketball player at the University of Maryland and a top NBA prospect whose sudden death from a cocaine overdose in 1986 became a major cultural and legislative turning point in American sports.
-
A.
James DeBarge
James DeBarge is an American R&B singer best known as a member of the family group DeBarge and for his brief, high-profile marriage to Janet Jackson in the 1980s.
-
B.
Lou Seal
Lou Seal is the playful, costumed seal mascot of Major League Baseball’s San Francisco Giants, known for entertaining fans at Oracle Park with energetic antics and crowd interaction.
-
C.
Ben Esler
Ben Esler is an Australian actor best known for his roles in television dramas and historical series, including a prominent part in the Western series "Hell on Wheels."
-
D.
Roy Hinson
Roy Hinson is a former American professional basketball player and standout forward from Rutgers University who played several seasons in the NBA during the 1980s.
-
E.
Marlon Richards
Marlon Richards is a British artist and photographer best known as the son of Rolling Stones guitarist Keith Richards and model Anita Pallenberg.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf | human ⓘ |
| awardReceived |
ACC Player of the Year
ⓘ
All-American honors in college basketball ⓘ |
| causeOfDeath | cocaine overdose ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1963-11-18 ⓘ |
| dateOfDeath | 1986-06-19 ⓘ |
| draftedBy | Boston Celtics ⓘ |
| draftLeague | National Basketball Association ⓘ |
| draftPickNumber | 2 ⓘ |
| draftRound | 1 ⓘ |
| draftYear | 1986 ⓘ |
| educatedAt |
University of Maryland, College Park
ⓘ
linked to:
University of Maryland
|
| ethnicGroup |
African American
ⓘ
linked to:
Black Americans
|
| familyName | Bias ⓘ |
| fullName |
Leonard Kevin Bias
ⓘ
linked to:
Len Bias
|
| givenName | Leonard ⓘ |
| hasBrother | Jay Bias ⓘ |
| hasLegacy |
subject of extensive media coverage and documentaries
ⓘ
symbol of the dangers of cocaine use in American sports culture ⓘ |
| height |
203 cm
ⓘ
6 ft 8 in ⓘ |
| impactOn |
anti-drug messaging in college and professional sports
ⓘ
public perception of cocaine use in the 1980s United States ⓘ |
| influenced | United States drug policy debates in the late 1980s ⓘ |
| jerseyNumber | 34 ⓘ |
| league |
NCAA Division I men's basketball
ⓘ
linked to:
NCAA Division I
|
| mannerOfDeath | accidental death ⓘ |
| memberOfSportsTeam | Maryland Terrapins men's basketball ⓘ |
| notableFor |
being a top NBA draft prospect in 1986
ⓘ
being one of the top college basketball players of the mid-1980s ⓘ his sudden death shortly after being drafted by the Boston Celtics ⓘ |
| occupation | basketball player ⓘ |
| participantIn |
Atlantic Coast Conference men's basketball
ⓘ
linked to:
Atlantic Coast Conference
|
| placeOfBirth |
Landover, Maryland, United States
ⓘ
linked to:
Landover, Maryland
|
| placeOfDeath |
Landover, Maryland, United States
ⓘ
linked to:
Landover, Maryland
|
| positionPlayed |
forward
ⓘ
small forward ⓘ |
| residence | Prince George's County, Maryland, United States NERFINISHED ⓘ |
| sexOrGender | male ⓘ |
| sport | basketball ⓘ |
| subjectOf |
ESPN 30 for 30 documentary "Without Bias"
ⓘ
linked to:
30 for 30
numerous books and articles on sports and drug policy ⓘ |
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: Len Bias Description of subject: Len Bias was a star college basketball player at the University of Maryland and a top NBA prospect whose sudden death from a cocaine overdose in 1986 became a major cultural and legislative turning point in American sports.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.