Alexandre Yersin
E245087
Alexandre Yersin was a Swiss-French physician and bacteriologist best known for identifying the plague bacillus (Yersinia pestis) and contributing significantly to infectious disease research in the late 19th century.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Alexandre Yersin canonical | 8 |
| Alexandre Émile Jean Yersin | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2150968 — 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: Alexandre Yersin Context triple: [Shibasaburo Kitasato, coDiscoveredWith, Alexandre Yersin]
-
A.
Émile Roux
Émile Roux was a French physician, bacteriologist, and pioneer of immunology who played a key role in developing vaccines and antitoxins, notably for diphtheria.
-
B.
Camille Pasteur
Camille Pasteur was one of the children of the renowned French chemist and microbiologist Louis Pasteur.
-
C.
Jean-Baptiste Pasteur
Jean-Baptiste Pasteur was one of the children of the renowned French chemist and microbiologist Louis Pasteur.
-
D.
Robert Koch
Robert Koch was a pioneering German physician and microbiologist who identified the causative agents of tuberculosis, cholera, and anthrax, laying the foundations of modern bacteriology.
-
E.
Louis Pasteur
Louis Pasteur was a pioneering French chemist and microbiologist whose work on germ theory, vaccination, and pasteurization revolutionized medicine and public health.
- 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: Alexandre Yersin Target entity description: Alexandre Yersin was a Swiss-French physician and bacteriologist best known for identifying the plague bacillus (Yersinia pestis) and contributing significantly to infectious disease research in the late 19th century.
-
A.
Émile Roux
Émile Roux was a French physician, bacteriologist, and pioneer of immunology who played a key role in developing vaccines and antitoxins, notably for diphtheria.
-
B.
Camille Pasteur
Camille Pasteur was one of the children of the renowned French chemist and microbiologist Louis Pasteur.
-
C.
Jean-Baptiste Pasteur
Jean-Baptiste Pasteur was one of the children of the renowned French chemist and microbiologist Louis Pasteur.
-
D.
Robert Koch
Robert Koch was a pioneering German physician and microbiologist who identified the causative agents of tuberculosis, cholera, and anthrax, laying the foundations of modern bacteriology.
-
E.
Louis Pasteur
Louis Pasteur was a pioneering French chemist and microbiologist whose work on germ theory, vaccination, and pasteurization revolutionized medicine and public health.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
bacteriologist
ⓘ
explorer ⓘ human ⓘ physician ⓘ scientist ⓘ |
| burialPlace | Suoi Dau, near Nha Trang, Vietnam ⓘ |
| countryOfCitizenship |
France
ⓘ
Switzerland ⓘ |
| dateOfBirth | 1863-09-22 ⓘ |
| dateOfDeath | 1943-03-01 ⓘ |
| developed | anti-plague serum ⓘ |
| discovered |
Yersinia pestis
ⓘ
plague bacillus ⓘ |
| discoveryDate | 1894 ⓘ |
| discoveryLocation |
Hong Kong
ⓘ
linked to:
Hong Kong, China
|
| educatedAt |
University of Lausanne
ⓘ
University of Marburg ⓘ University of Paris ⓘ
linked to:
La Sorbonne
|
| employer |
Messageries Maritimes
ⓘ
Pasteur Institute ⓘ
linked to:
Institut Pasteur
Pasteur Institute of Nha Trang ⓘ |
| eponymOf |
Yersinia (bacterial genus)
ⓘ
linked to:
Yersinia
Yersinia pestis ⓘ |
| familyName | Yersin ⓘ |
| fieldOfWork |
bacteriology
ⓘ
infectious disease ⓘ medicine ⓘ |
| fullName |
Alexandre Émile Jean Yersin
ⓘ
linked to:
Alexandre Yersin
|
| givenName | Alexandre ⓘ |
| hasNationality |
French
ⓘ
Swiss ⓘ |
| knownFor |
discovery of the plague bacillus
ⓘ
isolation of Yersinia pestis ⓘ |
| notableAchievement |
helped establish Pasteur Institute network in Indochina
ⓘ
pioneered medical research in French Indochina ⓘ |
| occupation |
agronomist
ⓘ
bacteriologist ⓘ explorer ⓘ physician ⓘ researcher ⓘ |
| participatedIn | investigation of the 1894 Hong Kong plague epidemic ⓘ |
| placeOfBirth | Aubonne, Vaud, Switzerland ⓘ |
| placeOfDeath | Nha Trang, Annam, French Indochina ⓘ |
| religion |
Protestantism
ⓘ
linked to:
Protestant Christianity
|
| residence |
Nha Trang, Vietnam
ⓘ
linked to:
Nha Trang
|
| studiedUnder |
Louis Pasteur
ⓘ
Émile Roux ⓘ |
| workLocation |
Nha Trang, French Indochina
ⓘ
linked to:
Nha Trang, Annam, French Indochina
Paris, France ⓘ
linked to:
Paris
Vietnam ⓘ
linked to:
Viet Nam
|
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: Alexandre Yersin Description of subject: Alexandre Yersin was a Swiss-French physician and bacteriologist best known for identifying the plague bacillus (Yersinia pestis) and contributing significantly to infectious disease research in the late 19th century.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.