racehorse Ladas
E150228
Ladas was a British Thoroughbred racehorse best known for winning the 1894 Epsom Derby.
All labels observed (1)
| Label | Occurrences |
|---|---|
| racehorse Ladas canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1311493 — 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: racehorse Ladas Context triple: [Archibald Primrose, 5th Earl of Rosebery, owned, racehorse Ladas]
-
A.
Thoroughbred
Thoroughbred is a 1976 studio album by American singer-songwriter Carole King, known for its polished pop-rock sound and collaborations with members of The Eagles.
-
B.
Camargue horse
The Camargue horse is an ancient, small, and hardy gray horse breed native to the marshes of southern France, renowned for its sure-footedness and use in traditional cattle herding.
-
C.
Akhalqalaqi
Akhalqalaqi is a town in southern Georgia that serves as an important local center in the Samtskhe-Javakheti region, known for its predominantly Armenian population and historical significance.
-
D.
Jockey
"Jockey" is a 2021 American drama film about an aging horse rider facing the end of his career, featuring a critically acclaimed performance by Clifton Collins Jr.
-
E.
Fuente de la Fama y la Carrera de Caballos
Fuente de la Fama y la Carrera de Caballos is an ornate Baroque fountain in San Ildefonso, Spain, notable for its allegorical sculptures and dynamic equestrian figures.
- 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: racehorse Ladas Target entity description: Ladas was a British Thoroughbred racehorse best known for winning the 1894 Epsom Derby.
-
A.
Thoroughbred
Thoroughbred is a 1976 studio album by American singer-songwriter Carole King, known for its polished pop-rock sound and collaborations with members of The Eagles.
-
B.
Camargue horse
The Camargue horse is an ancient, small, and hardy gray horse breed native to the marshes of southern France, renowned for its sure-footedness and use in traditional cattle herding.
-
C.
Akhalqalaqi
Akhalqalaqi is a town in southern Georgia that serves as an important local center in the Samtskhe-Javakheti region, known for its predominantly Armenian population and historical significance.
-
D.
Jockey
"Jockey" is a 2021 American drama film about an aging horse rider facing the end of his career, featuring a critically acclaimed performance by Clifton Collins Jr.
-
E.
Fuente de la Fama y la Carrera de Caballos
Fuente de la Fama y la Carrera de Caballos is an ornate Baroque fountain in San Ildefonso, Spain, notable for its allegorical sculptures and dynamic equestrian figures.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
British racehorse
ⓘ
Thoroughbred racehorse ⓘ |
| associatedWithOwnerTitle |
Archibald Primrose, 5th Earl of Rosebery
ⓘ
surface form:
Prime Minister of the United Kingdom (Earl of Rosebery)
|
| bestKnownFor | winning the 1894 Epsom Derby ⓘ |
| breeder |
Archibald Primrose, 5th Earl of Rosebery
ⓘ
surface form:
Archibald Philip Primrose, 5th Earl of Rosebery
|
| breedingCountry | England ⓘ |
| breedingStatus | stood at stud in England ⓘ |
| color | bay ⓘ |
| countryOfOrigin | United Kingdom ⓘ |
| dam | Illuminata ⓘ |
| damsire |
Rosicrucianism
ⓘ
surface form:
Rosicrucian
|
| derbyCourse | Epsom Downs Racecourse ⓘ |
| derbyDistance | about 1½ miles ⓘ |
| derbyWinningYear | 1894 ⓘ |
| diedIn | early 20th century ⓘ |
| earnings | £10,000-plus (approximate career earnings) ⓘ |
| enteredStud | late 1890s ⓘ |
| finishedPositionInRace | second in the St Leger Stakes ⓘ |
| foaledIn | 1891 ⓘ |
| grandsire | Lord Clifden ⓘ |
| guineasCourse | Newmarket Racecourse ⓘ |
| guineasDistance | 1 mile ⓘ |
| guineasWinningYear | 1894 ⓘ |
| notableAchievement | completed the Two Thousand Guineas–Derby double in 1894 ⓘ |
| notableJockey | Jack Watts ⓘ |
| offspringType |
National Hunt horses
ⓘ
flat racing winners ⓘ |
| ownedBy |
Archibald Primrose, 5th Earl of Rosebery
ⓘ
surface form:
Archibald Philip Primrose, 5th Earl of Rosebery
|
| raceRecord | 9 starts, 7 wins, 1 second, 1 unplaced ⓘ |
| raceType | flat racing ⓘ |
| raceWon |
Champagne Stakes
ⓘ
Coventry Stakes ⓘ Epsom Derby ⓘ Middle Park Plate ⓘ Prince of Wales's Stakes ⓘ 2000 Guineas Stakes ⓘ
surface form:
Two Thousand Guineas
|
| sex |
colt at time of racing
ⓘ
stallion ⓘ |
| sire | Hampton ⓘ |
| sireLine | Hampton sire line ⓘ |
| thoroughbredFamily | family 1-l ⓘ |
| trainedAt |
Newmarket (Suffolk part)
ⓘ
surface form:
Newmarket, Suffolk
|
| trainedBy | Matthew Dawson ⓘ |
| use | breeding stallion ⓘ |
| wonClassicRace |
Epsom Derby
ⓘ
2000 Guineas Stakes ⓘ
surface form:
Two Thousand Guineas
|
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: racehorse Ladas Description of subject: Ladas was a British Thoroughbred racehorse best known for winning the 1894 Epsom Derby.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.