Rachel Isabella Steyn
E631344
Rachel Isabella Steyn was the wife of Marthinus Theunis Steyn, the last State President of the independent Orange Free State during the late 19th and early 20th centuries.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Rachel Isabella Steyn canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6947588 — 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: Rachel Isabella Steyn Context triple: [Marthinus Theunis Steyn, spouse, Rachel Isabella Steyn]
-
A.
Bridgette Radebe
Bridgette Radebe is a South African mining entrepreneur and businesswoman, recognized as one of the country’s first black female mine owners and a prominent figure in the mining industry.
-
B.
Elize Botha
Elize Botha was the wife of former South African State President P. W. Botha and served as the country’s First Lady during his tenure.
-
C.
Magdalena Johanna Greyling
Magdalena Johanna Greyling was the wife of Voortrekker leader Piet Retief, a prominent figure in early 19th-century South African history.
-
D.
Hendrina Joubert
Hendrina Joubert was the wife of prominent Boer general and politician Piet Joubert, associated with the late 19th-century history of the South African Republic (Transvaal).
-
E.
Maria Louw
Maria Louw was the wife of D. F. Malan, the South African prime minister and key architect of apartheid-era policies.
- 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: Rachel Isabella Steyn Target entity description: Rachel Isabella Steyn was the wife of Marthinus Theunis Steyn, the last State President of the independent Orange Free State during the late 19th and early 20th centuries.
-
A.
Bridgette Radebe
Bridgette Radebe is a South African mining entrepreneur and businesswoman, recognized as one of the country’s first black female mine owners and a prominent figure in the mining industry.
-
B.
Elize Botha
Elize Botha was the wife of former South African State President P. W. Botha and served as the country’s First Lady during his tenure.
-
C.
Magdalena Johanna Greyling
Magdalena Johanna Greyling was the wife of Voortrekker leader Piet Retief, a prominent figure in early 19th-century South African history.
-
D.
Hendrina Joubert
Hendrina Joubert was the wife of prominent Boer general and politician Piet Joubert, associated with the late 19th-century history of the South African Republic (Transvaal).
-
E.
Maria Louw
Maria Louw was the wife of D. F. Malan, the South African prime minister and key architect of apartheid-era policies.
- F. None of above. chosen
Statements (16)
| Predicate | Object |
|---|---|
| instanceOf | human ⓘ |
| countryOfCitizenship | Orange Free State NERFINISHED ⓘ |
| familyName | Steyn NERFINISHED ⓘ |
| givenName |
Isabella
NERFINISHED
ⓘ
Rachel NERFINISHED ⓘ |
| name | Rachel Isabella Steyn NERFINISHED ⓘ |
| notableFor | being the wife of Marthinus Theunis Steyn ⓘ |
| positionHeld | First Lady of the Orange Free State NERFINISHED ⓘ |
| residence | Orange Free State NERFINISHED ⓘ |
| spouse | Marthinus Theunis Steyn NERFINISHED ⓘ |
| spouseCountryOfCitizenship | Orange Free State NERFINISHED ⓘ |
| spouseName | Marthinus Theunis Steyn NERFINISHED ⓘ |
| spouseOccupation | State President of the Orange Free State ⓘ |
| spousePositionHeld | State President of the Orange Free State NERFINISHED ⓘ |
| timePeriod |
early 20th century
ⓘ
late 19th century ⓘ |
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: Rachel Isabella Steyn Description of subject: Rachel Isabella Steyn was the wife of Marthinus Theunis Steyn, the last State President of the independent Orange Free State during the late 19th and early 20th centuries.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.