Glen Helen Raceway
E175703
Glen Helen Raceway is a renowned off-road motorsports park and motocross track in Southern California known for hosting major national and international racing events.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Glen Helen Raceway canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T1546099 — 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: Glen Helen Raceway Context triple: [Devore, California, nearbyFacility, Glen Helen Raceway]
-
A.
Harlem River Speedway
Harlem River Speedway was a historic late-19th- and early-20th-century recreational roadway in Manhattan originally designed for horse-drawn carriage and bicycle racing along the Harlem River.
-
B.
Knoxville Raceway
Knoxville Raceway is a renowned dirt track racing venue in Knoxville, Iowa, best known as the "Sprint Car Capital of the World" and host of the prestigious Knoxville Nationals.
-
C.
Sonoma Raceway
Sonoma Raceway is a renowned road course and dragstrip in Northern California known for hosting major motorsports events, including NASCAR and IndyCar races.
-
D.
Barber Motorsports Park
Barber Motorsports Park is a renowned motorsports racing facility and museum complex known for its road course track and extensive motorcycle collection.
-
E.
Arlington International Racecourse
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
- 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: Glen Helen Raceway Target entity description: Glen Helen Raceway is a renowned off-road motorsports park and motocross track in Southern California known for hosting major national and international racing events.
-
A.
Harlem River Speedway
Harlem River Speedway was a historic late-19th- and early-20th-century recreational roadway in Manhattan originally designed for horse-drawn carriage and bicycle racing along the Harlem River.
-
B.
Knoxville Raceway
Knoxville Raceway is a renowned dirt track racing venue in Knoxville, Iowa, best known as the "Sprint Car Capital of the World" and host of the prestigious Knoxville Nationals.
-
C.
Sonoma Raceway
Sonoma Raceway is a renowned road course and dragstrip in Northern California known for hosting major motorsports events, including NASCAR and IndyCar races.
-
D.
Barber Motorsports Park
Barber Motorsports Park is a renowned motorsports racing facility and museum complex known for its road course track and extensive motorcycle collection.
-
E.
Arlington International Racecourse
Arlington International Racecourse was a renowned thoroughbred horse racing track and entertainment venue located in Arlington Heights, Illinois.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
motocross track
ⓘ
motorsport venue ⓘ off-road racing circuit ⓘ |
| category |
Motocross venues
ⓘ
Motorsport venues in California ⓘ Off-road racing venues in the United States ⓘ Sports venues in San Bernardino County, California ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| hasAbbreviation | Glen Helen ⓘ |
| hasApproximateOpeningPeriod | late 20th century ⓘ |
| hasFeature |
high-speed straightaways
ⓘ
large jumps ⓘ off-camber turns ⓘ spectator viewing hillsides ⓘ |
| hasSport |
motocross
ⓘ
off-road racing ⓘ supercross-style motocross ⓘ |
| hasTimeZone | Pacific Time Zone ⓘ |
| hostsCompetition |
AMA Pro Motocross Championship rounds
ⓘ
FIM Motocross World Championship events ⓘ Lucas Oil Pro Motocross Championship events ⓘ MXGP of USA (various years) ⓘ amateur motocross races ⓘ off-road truck racing events ⓘ vintage motocross events ⓘ |
| knownFor |
elevation changes
ⓘ
hosting international motocross events ⓘ hosting major national motocross events ⓘ long, fast layout ⓘ steep hills ⓘ |
| locatedIn |
San Bernardino
ⓘ
surface form:
San Bernardino, California
|
| locatedInCounty |
San Bernardino County
ⓘ
surface form:
San Bernardino County, California
|
| locatedInRegion | Southern California ⓘ |
| locatedNear |
Devore, California
ⓘ
Interstate 15 ⓘ Interstate 215 NERFINISHED ⓘ |
| partOf |
Glen Helen
ⓘ
surface form:
Glen Helen Regional Park
|
| region | Inland Empire ⓘ |
| surface | dirt ⓘ |
| terrainType | outdoor natural terrain ⓘ |
| usedFor |
amateur motocross practice
ⓘ
off-road vehicle events ⓘ professional motocross racing ⓘ |
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: Glen Helen Raceway Description of subject: Glen Helen Raceway is a renowned off-road motorsports park and motocross track in Southern California known for hosting major national and international racing events.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Devore, California