Iowa Speedway
E657380
Iowa Speedway is a motorsports complex in Newton, Iowa, featuring a 7/8-mile oval track that hosts major stock car and open-wheel racing events.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Iowa Speedway canonical | 3 |
| 2009 Iowa Speedway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7207606 — 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: Iowa Speedway Context triple: [International Speedway Corporation, operates, Iowa Speedway]
-
A.
Chicagoland Speedway
Chicagoland Speedway is a 1.5-mile tri-oval auto racing track and former NASCAR venue located in Joliet, Illinois.
-
B.
Toledo Speedway
Toledo Speedway is a half-mile paved oval racetrack in Toledo, Ohio, known for hosting stock car events including prominent ARCA Menards Series races.
-
C.
Kansas Speedway
Kansas Speedway is a major motorsports complex in Kansas City, Kansas, best known for hosting NASCAR races and other large racing events.
-
D.
Oxford Plains Speedway
Oxford Plains Speedway is a well-known short-track auto racing venue in Oxford, Maine, famous for hosting regional and national stock car events such as the Oxford 250.
-
E.
Red Rose Speedway
Red Rose Speedway is a 1973 rock album by Paul McCartney and Wings, known for its melodic pop-rock style and the hit single "My Love."
- 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: Iowa Speedway Target entity description: Iowa Speedway is a motorsports complex in Newton, Iowa, featuring a 7/8-mile oval track that hosts major stock car and open-wheel racing events.
-
A.
Chicagoland Speedway
Chicagoland Speedway is a 1.5-mile tri-oval auto racing track and former NASCAR venue located in Joliet, Illinois.
-
B.
Toledo Speedway
Toledo Speedway is a half-mile paved oval racetrack in Toledo, Ohio, known for hosting stock car events including prominent ARCA Menards Series races.
-
C.
Kansas Speedway
Kansas Speedway is a major motorsports complex in Kansas City, Kansas, best known for hosting NASCAR races and other large racing events.
-
D.
Oxford Plains Speedway
Oxford Plains Speedway is a well-known short-track auto racing venue in Oxford, Maine, famous for hosting regional and national stock car events such as the Oxford 250.
-
E.
Red Rose Speedway
Red Rose Speedway is a 1973 rock album by Paul McCartney and Wings, known for its melodic pop-rock style and the hit single "My Love."
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
motorsports complex
ⓘ
oval track ⓘ race track ⓘ |
| backstretchLength | approximately 870 feet ⓘ |
| bankingBackstretch | approximately 4 degrees ⓘ |
| bankingFrontstretch | approximately 10 degrees ⓘ |
| bankingTurns | progressive banking ⓘ |
| bankingTurnsMaximum | approximately 14 degrees ⓘ |
| brokeGround | 2005 ⓘ |
| city | Newton NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Jasper County NERFINISHED ⓘ |
| designedBy | Rusty Wallace NERFINISHED ⓘ |
| designerRole | NASCAR champion driver ⓘ |
| frontstretchLength | approximately 1,075 feet ⓘ |
| hasGarageArea | yes ⓘ |
| hasGrandstands | yes ⓘ |
| hasInfieldRoadCourse | yes ⓘ |
| hasLighting | yes ⓘ |
| hasMediaCenter | yes ⓘ |
| hasNightRacing | yes ⓘ |
| hasPitRoad | yes ⓘ |
| hasScoringPylon | yes ⓘ |
| hasSeatingCapacity | approximately 30,000 ⓘ |
| hasSuites | yes ⓘ |
| hostsEventType |
major open-wheel racing events
ⓘ
major stock car racing events ⓘ |
| hostsSeries |
ARCA Menards Series
NERFINISHED
ⓘ
IndyCar Series NERFINISHED ⓘ NASCAR Craftsman Truck Series NERFINISHED ⓘ NASCAR Cup Series NERFINISHED ⓘ NASCAR Xfinity Series NERFINISHED ⓘ |
| location | Newton, Iowa NERFINISHED ⓘ |
| numberOfTurns | 4 ⓘ |
| opened | 2006 ⓘ |
| owner | NASCAR NERFINISHED ⓘ |
| previousOwner |
Iowa Speedway, LLC
NERFINISHED
ⓘ
U.S. Motorsports Entertainment NERFINISHED ⓘ |
| primaryUse |
open-wheel racing
ⓘ
stock car racing ⓘ |
| region | Midwestern United States ⓘ |
| state | Iowa ⓘ |
| surface | asphalt ⓘ |
| trackLength |
0.875 miles
ⓘ
7/8 mile ⓘ |
| trackLengthKilometers | approximately 1.4 km ⓘ |
| trackType | paved oval ⓘ |
| usedFor |
professional motorsport events
ⓘ
regional racing events ⓘ |
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: Iowa Speedway Description of subject: Iowa Speedway is a motorsports complex in Newton, Iowa, featuring a 7/8-mile oval track that hosts major stock car and open-wheel racing events.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
2009 Iowa Speedway