Arlington International Racecourse
E134495
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Arlington International Racecourse canonical | 4 |
| Arlington International Festival of Racing | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1178746 — 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: Arlington International Racecourse Context triple: [Arlington Heights, Illinois, knownFor, Arlington International Racecourse]
-
A.
Fair Grounds Race Course
Fair Grounds Race Course is a historic New Orleans horse racing track that also serves as a major venue for large cultural events and festivals.
-
B.
Saratoga Race Course
Saratoga Race Course is a historic thoroughbred horse racing track in Saratoga Springs, New York, renowned as one of the oldest and most prestigious racetracks in the United States.
-
C.
Meadowlands Racetrack
Meadowlands Racetrack is a prominent horse racing track and entertainment venue located in East Rutherford, New Jersey, known especially for its harness racing events.
-
D.
Yonkers Raceway
Yonkers Raceway is a historic harness racing track and casino complex located in Yonkers, just north of New York City.
-
E.
Churchill Downs
Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
- 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: Arlington International Racecourse Target entity description: Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
-
A.
Fair Grounds Race Course
Fair Grounds Race Course is a historic New Orleans horse racing track that also serves as a major venue for large cultural events and festivals.
-
B.
Saratoga Race Course
Saratoga Race Course is a historic thoroughbred horse racing track in Saratoga Springs, New York, renowned as one of the oldest and most prestigious racetracks in the United States.
-
C.
Meadowlands Racetrack
Meadowlands Racetrack is a prominent horse racing track and entertainment venue located in East Rutherford, New Jersey, known especially for its harness racing events.
-
D.
Yonkers Raceway
Yonkers Raceway is a historic harness racing track and casino complex located in Yonkers, just north of New York City.
-
E.
Churchill Downs
Churchill Downs is a historic thoroughbred racetrack in Louisville best known as the longtime home of the Kentucky Derby.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
entertainment venue
ⓘ
horse racing track ⓘ sports venue ⓘ |
| approximateSeatingCapacity | 35000 ⓘ |
| associatedWith | American thoroughbred racing industry ⓘ |
| category |
Horse racing venues in Illinois
ⓘ
Sports venues in Cook County, Illinois ⓘ Tourist attractions in Cook County, Illinois ⓘ |
| closureAnnouncedBy | Churchill Downs Incorporated ⓘ |
| closureReason | property sale for redevelopment ⓘ |
| country | United States of America ⓘ |
| designedFor | thoroughbred racing meets ⓘ |
| distanceFromChicagoDowntown | approximately 25 miles northwest ⓘ |
| formerName | Arlington Park ⓘ |
| grandstandRebuilt | 1989 ⓘ |
| hasAbbreviation | Arlington Intl. ⓘ |
| hasBetting | pari-mutuel wagering ⓘ |
| hasFeature |
clubhouse
ⓘ
grandstand ⓘ infield park ⓘ simulcast wagering facilities ⓘ |
| hasUse | special events and entertainment ⓘ |
| introducedEvent | Arlington Million in 1981 ⓘ |
| knownFor | first million-dollar thoroughbred race ⓘ |
| location | Arlington Heights, Illinois ⓘ |
| nearbyCity |
Chicago, Illinois
ⓘ
linked to:
Chicago, Illinois, United States
|
| notableEventType | Grade I stakes races ⓘ |
| notableFor | modernist grandstand architecture after 1989 rebuild ⓘ |
| notableRaceHosted |
Arlington Million
ⓘ
Beverly D. Stakes ⓘ Secretariat Stakes ⓘ |
| opened | 1927 ⓘ |
| owner | Churchill Downs Incorporated ⓘ |
| primaryUse | thoroughbred horse racing ⓘ |
| raceType | flat racing ⓘ |
| reasonForRebuild | fire destroyed grandstand in 1985 ⓘ |
| regionServed | Chicago metropolitan area ⓘ |
| servedBy | Arlington Park Metra station ⓘ |
| state | Illinois ⓘ |
| status | closed ⓘ |
| surface |
dirt
ⓘ
turf ⓘ |
| trackType |
dirt course
ⓘ
turf course ⓘ |
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: Arlington International Racecourse Description of subject: Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Arlington International Racecourse