Epsom Derby
E97984
The Epsom Derby is one of the most prestigious and historic flat horse races in the world, forming part of the British Classics and run annually at Epsom Downs in England.
All labels observed (11)
| Label | Occurrences |
|---|---|
| Epsom Derby canonical | 9 |
| Epsom Derby Festival | 2 |
| 1895 Epsom Derby | 1 |
| Derby Festival | 1 |
| Epsom Derby horse race | 1 |
| Epsom Derby meeting | 1 |
| Flat racing | 1 |
| Investec Derby | 1 |
| The 1821 Derby at Epsom | 1 |
| The Derby Stakes | 1 |
| The Derby at Epsom | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T831726 — 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: Epsom Derby Context triple: [Epsom Downs Racecourse, knownFor, Epsom Derby]
-
A.
Eclipse Stakes
Eclipse Stakes is a prestigious Group 1 flat horse race in Great Britain for three-year-olds and up, run annually over 1¼ miles at Sandown Park.
-
B.
Brigadier Gerard Stakes
The Brigadier Gerard Stakes is a prominent Group 3 flat horse race in Great Britain for older thoroughbreds, run over about 1¼ miles at Sandown Park.
-
C.
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.
-
D.
Tingle Creek Chase
Tingle Creek Chase is a prestigious Grade 1 National Hunt steeplechase in Britain, renowned as one of the season’s leading two-mile chases.
-
E.
Ascot
Ascot is a village in Berkshire, England, best known for its prestigious racecourse and the annual Royal Ascot horse racing event.
- 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: Epsom Derby Target entity description: The Epsom Derby is one of the most prestigious and historic flat horse races in the world, forming part of the British Classics and run annually at Epsom Downs in England.
-
A.
Eclipse Stakes
Eclipse Stakes is a prestigious Group 1 flat horse race in Great Britain for three-year-olds and up, run annually over 1¼ miles at Sandown Park.
-
B.
Brigadier Gerard Stakes
The Brigadier Gerard Stakes is a prominent Group 3 flat horse race in Great Britain for older thoroughbreds, run over about 1¼ miles at Sandown Park.
-
C.
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.
-
D.
Tingle Creek Chase
Tingle Creek Chase is a prestigious Grade 1 National Hunt steeplechase in Britain, renowned as one of the season’s leading two-mile chases.
-
E.
Ascot
Ascot is a village in Berkshire, England, best known for its prestigious racecourse and the annual Royal Ascot horse racing event.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
British Classic race
ⓘ
Group 1 flat race ⓘ flat horse race ⓘ three-year-old Thoroughbred race ⓘ |
| alsoKnownAs |
Derby Stakes
ⓘ
The Derby ⓘ |
| associatedRace |
Coronation Cup
ⓘ
The Oaks ⓘ |
| broadcastOn | television in the United Kingdom ⓘ |
| country | United Kingdom ⓘ |
| distance |
1 mile 4 furlongs 6 yards
ⓘ
about 2400 metres ⓘ |
| firstWinner | Diomed ⓘ |
| formsPartOf |
Epsom Derby
self-linksurface differs
ⓘ
surface form:
Derby Festival
|
| genderRestriction | colts and fillies ⓘ |
| governingBody | British Horseracing Authority ⓘ |
| heldFrequency | annually ⓘ |
| heldInMonth | June ⓘ |
| inaugurated | 1780 ⓘ |
| locatedIn |
England
ⓘ
Epsom ⓘ Epsom Downs Racecourse ⓘ Surrey ⓘ |
| namedAfter | 12th Earl of Derby ⓘ |
| notableAs |
one of the most prestigious flat races in the world
ⓘ
the richest flat horse race in Britain ⓘ |
| organisedBy | Jockey Club Racecourses ⓘ |
| partOf |
British Classics
ⓘ
horse racing Triple Crown ⓘ
surface form:
English Triple Crown
|
| qualification |
three-year-old Thoroughbreds
ⓘ
three-year-old colts and fillies ⓘ |
| raceCategory | Thoroughbred flat racing ⓘ |
| raceClass | Group 1 ⓘ |
| racecourseFeature |
Tattenham Corner
ⓘ
cambered home straight ⓘ undulating track ⓘ |
| raceType | flat ⓘ |
| significance | middle leg of the English Triple Crown ⓘ |
| sponsor | Betfred ⓘ |
| sponsorType | bookmaker ⓘ |
| surface | turf ⓘ |
| timeOfYear | early June ⓘ |
| trackDirection | left-handed ⓘ |
| tripleCrownSequence |
after 2000 Guineas
ⓘ
before St Leger Stakes ⓘ |
| typicalAgeOfWinner | three years ⓘ |
| typicalFieldSize | large field ⓘ |
| weight |
colts 9 st 2 lb
ⓘ
fillies 8 st 13 lb ⓘ |
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: Epsom Derby Description of subject: The Epsom Derby is one of the most prestigious and historic flat horse races in the world, forming part of the British Classics and run annually at Epsom Downs in England.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Epsom Derby Festival
this entity surface form:
The Derby Stakes
this entity surface form:
Flat racing
this entity surface form:
Derby Festival
this entity surface form:
Epsom Derby Festival
this entity surface form:
Investec Derby
this entity surface form:
Epsom Derby meeting
subject surface form:
Ladas
subject surface form:
Ladas
subject surface form:
Sir Visto
this entity surface form:
1895 Epsom Derby
this entity surface form:
The 1821 Derby at Epsom
subject surface form:
English Triple Crown
this entity surface form:
The Derby at Epsom