Chepstow Racecourse
E133442
Chepstow Racecourse is a prominent horse racing venue in Monmouthshire, Wales, best known for hosting major National Hunt and flat racing events including the Welsh Grand National.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chepstow Racecourse canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T1162313 — 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: Chepstow Racecourse Context triple: [Chepstow, hasStructure, Chepstow Racecourse]
-
A.
Sandown Park Racecourse
Sandown Park Racecourse is a prominent British horse racing venue known for hosting both flat and National Hunt races, located in Esher, Surrey.
-
B.
Epsom Downs Racecourse
Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
-
C.
Newbury Racecourse
Newbury Racecourse is a prominent British horse racing venue known for hosting both flat and National Hunt races, including major events like the Ladbrokes Trophy.
-
D.
Meydan Racecourse
Meydan Racecourse is a premier horse racing venue in Dubai, United Arab Emirates, renowned for hosting some of the world's richest and most prestigious thoroughbred racing events.
-
E.
Hamilton Racecourse
Hamilton Racecourse is a historic horse racing venue in Hamilton, Scotland, known for hosting flat racing events and serving as a prominent local sporting and entertainment facility.
- 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: Chepstow Racecourse Target entity description: Chepstow Racecourse is a prominent horse racing venue in Monmouthshire, Wales, best known for hosting major National Hunt and flat racing events including the Welsh Grand National.
-
A.
Sandown Park Racecourse
Sandown Park Racecourse is a prominent British horse racing venue known for hosting both flat and National Hunt races, located in Esher, Surrey.
-
B.
Epsom Downs Racecourse
Epsom Downs Racecourse is a historic English horse racing venue best known as the home of the Epsom Derby, one of the world’s most prestigious flat races.
-
C.
Newbury Racecourse
Newbury Racecourse is a prominent British horse racing venue known for hosting both flat and National Hunt races, including major events like the Ladbrokes Trophy.
-
D.
Meydan Racecourse
Meydan Racecourse is a premier horse racing venue in Dubai, United Arab Emirates, renowned for hosting some of the world's richest and most prestigious thoroughbred racing events.
-
E.
Hamilton Racecourse
Hamilton Racecourse is a historic horse racing venue in Hamilton, Scotland, known for hosting flat racing events and serving as a prominent local sporting and entertainment facility.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
horse racing venue
ⓘ
racecourse ⓘ sports venue ⓘ |
| country | Wales ⓘ |
| courseType | left-handed ⓘ |
| distanceFromBristol | approximately 16 miles northwest ⓘ |
| distanceFromCardiff | approximately 30 miles east ⓘ |
| hasGrandstand | yes ⓘ |
| hasMajorEvent | Welsh Grand National ⓘ |
| hasSpectatorFacilities | yes ⓘ |
| hasUse |
events and conferences
ⓘ
horse racing ⓘ |
| hosts |
flat racing fixtures
ⓘ
jump racing fixtures ⓘ |
| inaugurated | 1926 ⓘ |
| knownFor |
National Hunt racing
ⓘ
Welsh Grand National ⓘ flat racing ⓘ |
| locatedIn |
Monmouthshire
ⓘ
South Wales ⓘ United Kingdom ⓘ |
| locatedNear | Chepstow ⓘ |
| notableRace | Welsh Grand National ⓘ |
| opened | 1926 ⓘ |
| operator | Arena Racing Company ⓘ |
| ownership | Arena Racing Company ⓘ |
| raceType |
National Hunt racing
ⓘ
surface form:
National Hunt
flat ⓘ |
| region | Monmouthshire ⓘ |
| surface | turf ⓘ |
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: Chepstow Racecourse Description of subject: Chepstow Racecourse is a prominent horse racing venue in Monmouthshire, Wales, best known for hosting major National Hunt and flat racing events including the Welsh Grand National.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.