Jerry Koosman
E614146
Jerry Koosman is a former Major League Baseball left-handed pitcher best known as a key starter for the New York Mets during their late-1960s and early-1970s postseason runs.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Jerry Koosman canonical | 4 |
| Koosman | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6644821 — 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: Jerry Koosman Context triple: [1973 World Series, notablePlayer, Jerry Koosman]
-
A.
Bob Gossage
Bob Gossage is the central protagonist of the British television drama series "Bob & Rose," which follows his unconventional romantic relationship with a woman despite identifying as gay.
-
B.
David Cone
David Cone is a former Major League Baseball pitcher and five-time World Series champion who now works as a prominent television baseball analyst.
-
C.
Bruce Sutter
Bruce Sutter was a Hall of Fame Major League Baseball relief pitcher renowned for popularizing the split-finger fastball and dominating as a closer in the late 1970s and early 1980s.
-
D.
Dennis Eckersley
Dennis Eckersley is a Hall of Fame Major League Baseball pitcher renowned for his dominance as a closer, particularly with the Oakland Athletics, and for pioneering the modern one-inning save role.
-
E.
Tom Seaver
Tom Seaver was a Hall of Fame Major League Baseball pitcher, best known as the dominant ace of the New York Mets and one of the greatest right-handed pitchers in baseball history.
- 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: Jerry Koosman Target entity description: Jerry Koosman is a former Major League Baseball left-handed pitcher best known as a key starter for the New York Mets during their late-1960s and early-1970s postseason runs.
-
A.
Bob Gossage
Bob Gossage is the central protagonist of the British television drama series "Bob & Rose," which follows his unconventional romantic relationship with a woman despite identifying as gay.
-
B.
David Cone
David Cone is a former Major League Baseball pitcher and five-time World Series champion who now works as a prominent television baseball analyst.
-
C.
Bruce Sutter
Bruce Sutter was a Hall of Fame Major League Baseball relief pitcher renowned for popularizing the split-finger fastball and dominating as a closer in the late 1970s and early 1980s.
-
D.
Dennis Eckersley
Dennis Eckersley is a Hall of Fame Major League Baseball pitcher renowned for his dominance as a closer, particularly with the Oakland Athletics, and for pioneering the modern one-inning save role.
-
E.
Tom Seaver
Tom Seaver was a Hall of Fame Major League Baseball pitcher, best known as the dominant ace of the New York Mets and one of the greatest right-handed pitchers in baseball history.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
baseball player
ⓘ
human ⓘ pitcher ⓘ |
| activeIn |
1960s
ⓘ
1970s ⓘ 1980s ⓘ |
| awardReceived | World Series champion ⓘ |
| bats | left-handed ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| familyName |
Koosman
ⓘ
linked to:
Jerry Koosman
|
| givenName | Jerry ⓘ |
| handedness | left-handed pitcher ⓘ |
| hasRole | starting pitcher ⓘ |
| league | Major League Baseball ⓘ |
| memberOfSportsTeam |
Chicago White Sox
ⓘ
Minnesota Twins ⓘ New York Mets ⓘ Philadelphia Phillies ⓘ |
| notableFor |
helping the New York Mets win the 1969 World Series
ⓘ
key starter for the New York Mets in the late 1960s and early 1970s ⓘ |
| occupation |
Major League Baseball pitcher
ⓘ
professional baseball player ⓘ |
| participatedIn |
1969 World Series
ⓘ
1973 World Series ⓘ |
| playedIn |
American League
ⓘ
National League ⓘ |
| positionPlayed | pitcher ⓘ |
| retiredFrom | Major League Baseball ⓘ |
| sexOrGender | male ⓘ |
| sport | baseball ⓘ |
| throws | left-handed ⓘ |
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: Jerry Koosman Description of subject: Jerry Koosman is a former Major League Baseball left-handed pitcher best known as a key starter for the New York Mets during their late-1960s and early-1970s postseason runs.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Jerry Koosman