Grand National
E138042
The Grand National is a famous and notoriously challenging annual steeplechase horse race held at Aintree Racecourse near Liverpool, England.
All labels observed (10)
How this entity was disambiguated
This entity first appeared as the object of triple T1204817 — 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: Grand National Context triple: [National Velvet, eventDepicted, Grand National]
-
A.
Welsh Grand National
The Welsh Grand National is a prestigious long-distance steeplechase horse race run annually in Wales, forming part of the United Kingdom’s major National Hunt racing calendar.
-
B.
Ben Nevis Race
The Ben Nevis Race is a famous annual mountain running event in Scotland in which competitors race from the town of Fort William to the summit of Ben Nevis and back.
-
C.
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.
-
D.
Epsom Derby
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.
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E.
Taff Trail
The Taff Trail is a long-distance walking and cycling route in South Wales that follows the River Taff between Cardiff and Merthyr Tydfil, passing through a mix of urban, woodland, and countryside landscapes.
- 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: Grand National Target entity description: The Grand National is a famous and notoriously challenging annual steeplechase horse race held at Aintree Racecourse near Liverpool, England.
-
A.
Welsh Grand National
The Welsh Grand National is a prestigious long-distance steeplechase horse race run annually in Wales, forming part of the United Kingdom’s major National Hunt racing calendar.
-
B.
Ben Nevis Race
The Ben Nevis Race is a famous annual mountain running event in Scotland in which competitors race from the town of Fort William to the summit of Ben Nevis and back.
-
C.
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.
-
D.
Epsom Derby
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.
-
E.
Taff Trail
The Taff Trail is a long-distance walking and cycling route in South Wales that follows the River Taff between Cardiff and Merthyr Tydfil, passing through a mix of urban, woodland, and countryside landscapes.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
annual event
ⓘ
horse race ⓘ sporting event ⓘ steeplechase ⓘ |
| associatedWith |
Aintree Festival
ⓘ
linked to:
Aintree
|
| audienceType | international television audience ⓘ |
| broadcastOn |
ITV (United Kingdom)
ⓘ
linked to:
ITV
|
| country |
England
ⓘ
United Kingdom ⓘ |
| courseType | National Hunt ⓘ |
| distance |
about 4 miles 2½ furlongs
ⓘ
about 6.9 kilometres ⓘ |
| famousIncident | 1993 void race due to false start ⓘ |
| famousWinner | Red Rum ⓘ |
| firstWinner | Lottery ⓘ |
| formerBroadcaster |
BBC (United Kingdom)
ⓘ
linked to:
BBC
|
| frequency | annual ⓘ |
| governingBody | British Horseracing Authority ⓘ |
| handicap | yes ⓘ |
| hasBetting | yes ⓘ |
| heldInMonth | April ⓘ |
| inception | 1839 ⓘ |
| lapStructure | two laps of the National Course ⓘ |
| locatedIn | Aintree ⓘ |
| locatedNear | Liverpool ⓘ |
| location |
Aintree Racecourse
ⓘ
linked to:
Aintree
|
| notableFeature |
challenging fences
ⓘ
large field of runners ⓘ |
| notableFence |
Becher's Brook
ⓘ
Canal Turn ⓘ The Chair ⓘ |
| numberOfCircuits | 2 ⓘ |
| numberOfFences | 30 ⓘ |
| organiser | Jockey Club Racecourses ⓘ |
| qualification |
7 years old and over
ⓘ
chase rating of 125 or more ⓘ |
| raceDirection | left-handed ⓘ |
| raceType | steeplechase ⓘ |
| recordNumberOfWinsByHorse |
3 (Red Rum)
ⓘ
linked to:
The National Stud
|
| safetyChanges | fence modifications to improve horse welfare ⓘ |
| significance |
major event in British sporting calendar
ⓘ
one of the most famous horse races in the world ⓘ |
| sport | horse racing ⓘ |
| surface | turf ⓘ |
| timeZone | Europe/London ⓘ |
| typicalNumberOfRunners | up to 40 ⓘ |
| typicalStartTime | afternoon local time ⓘ |
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: Grand National Description of subject: The Grand National is a famous and notoriously challenging annual steeplechase horse race held at Aintree Racecourse near Liverpool, England.
Referenced by (29)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Grand National
linked to: Grand National
linked to: Grand National
linked to: Grand National
linked to: Grand National
linked to: Grand National
linked to: Grand National
linked to: Grand National
linked to: Grand National
subject linked to:
Don’t Push It
linked to: Grand National
subject linked to:
Claire Balding