Alex Prus
E50687
Alex Prus is a former professional soccer referee who officiated at the highest levels of Major League Soccer in the United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Alex Prus canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T355706 — 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: Alex Prus Context triple: [MLS Cup 2007, referee, Alex Prus]
-
A.
Seth Neddermeyer
Seth Neddermeyer was an American physicist best known for pioneering the implosion method used in the plutonium bomb during the Manhattan Project.
-
B.
Kyle Vogt
Kyle Vogt is an American entrepreneur and engineer best known as the co-founder and former CEO of the self-driving car company Cruise and earlier as a co-founder of the live-streaming platform Twitch.
-
C.
Ryan Poles
Ryan Poles is an American football executive who serves as the general manager responsible for overseeing roster construction and football operations for the NFL’s Chicago Bears.
-
D.
Sam Zussman
Sam Zussman is a sports and media executive who serves as a top business leader for the NBA’s Brooklyn Nets organization.
-
E.
Eric Thibault
Eric Thibault is a professional basketball coach best known for leading the WNBA’s Washington Mystics.
- 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: Alex Prus Target entity description: Alex Prus is a former professional soccer referee who officiated at the highest levels of Major League Soccer in the United States.
-
A.
Seth Neddermeyer
Seth Neddermeyer was an American physicist best known for pioneering the implosion method used in the plutonium bomb during the Manhattan Project.
-
B.
Kyle Vogt
Kyle Vogt is an American entrepreneur and engineer best known as the co-founder and former CEO of the self-driving car company Cruise and earlier as a co-founder of the live-streaming platform Twitch.
-
C.
Ryan Poles
Ryan Poles is an American football executive who serves as the general manager responsible for overseeing roster construction and football operations for the NFL’s Chicago Bears.
-
D.
Sam Zussman
Sam Zussman is a sports and media executive who serves as a top business leader for the NBA’s Brooklyn Nets organization.
-
E.
Eric Thibault
Eric Thibault is a professional basketball coach best known for leading the WNBA’s Washington Mystics.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
association football referee
ⓘ
human ⓘ sports official ⓘ |
| activityStartContext | professional refereeing career in the United States ⓘ |
| basedIn |
United States
ⓘ
linked to:
United States of America
|
| careerStatus | former professional referee ⓘ |
| countryOfWork |
United States
ⓘ
linked to:
United States of America
|
| employer | Major League Soccer ⓘ |
| fieldOfWork | sports officiating ⓘ |
| gender | male ⓘ |
| languageOfWorkOrName | English ⓘ |
| notability | known as a Major League Soccer referee ⓘ |
| notableFor | officiating at the highest levels of Major League Soccer ⓘ |
| occupation |
association football referee
ⓘ
soccer referee ⓘ |
| position | referee ⓘ |
| sport |
association football
ⓘ
soccer ⓘ |
| typeOfOfficial | professional referee ⓘ |
| workedInLeague | Major League Soccer ⓘ |
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: Alex Prus Description of subject: Alex Prus is a former professional soccer referee who officiated at the highest levels of Major League Soccer in the United States.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.