Alexander R. Todd
E545319
Alexander R. Todd was a Scottish biochemist and Nobel laureate renowned for his pioneering work on the chemistry of nucleotides and nucleic acids.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Alexander Todd | 2 |
| Alexander R. Todd canonical | 1 |
| Alexander Robertus Todd | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5781918 — 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: Alexander R. Todd Context triple: [Robert Robinson, notableStudent, Alexander R. Todd]
-
A.
Alexander Todd
Alexander Todd was a member of the prominent Todd family of Kentucky, known primarily as a brother of Emilie Todd Helm and thus part of the extended family circle of Mary Todd Lincoln.
-
B.
Sir Frederick Gowland Hopkins
Sir Frederick Gowland Hopkins was an English biochemist and Nobel laureate renowned for discovering essential nutrients later known as vitamins and for pioneering the field of nutritional biochemistry.
-
C.
Fritz Lipmann
Fritz Lipmann was a German-American biochemist and Nobel laureate best known for discovering coenzyme A and elucidating its central role in cellular metabolism.
-
D.
Hugo Ehrlich
Hugo Ehrlich was a Croatian architect known for his significant contributions to early 20th-century architecture in Zagreb.
-
E.
Severo Ochoa
Severo Ochoa was a Spanish-American biochemist and molecular biologist who won the 1959 Nobel Prize in Physiology or Medicine for his work on the synthesis of RNA.
- 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: Alexander R. Todd Target entity description: Alexander R. Todd was a Scottish biochemist and Nobel laureate renowned for his pioneering work on the chemistry of nucleotides and nucleic acids.
-
A.
Alexander Todd
Alexander Todd was a member of the prominent Todd family of Kentucky, known primarily as a brother of Emilie Todd Helm and thus part of the extended family circle of Mary Todd Lincoln.
-
B.
Sir Frederick Gowland Hopkins
Sir Frederick Gowland Hopkins was an English biochemist and Nobel laureate renowned for discovering essential nutrients later known as vitamins and for pioneering the field of nutritional biochemistry.
-
C.
Fritz Lipmann
Fritz Lipmann was a German-American biochemist and Nobel laureate best known for discovering coenzyme A and elucidating its central role in cellular metabolism.
-
D.
Hugo Ehrlich
Hugo Ehrlich was a Croatian architect known for his significant contributions to early 20th-century architecture in Zagreb.
-
E.
Severo Ochoa
Severo Ochoa was a Spanish-American biochemist and molecular biologist who won the 1959 Nobel Prize in Physiology or Medicine for his work on the synthesis of RNA.
- F. None of above. chosen
Statements (54)
| Predicate | Object |
|---|---|
| instanceOf |
Nobel laureate
ⓘ
biochemist ⓘ human ⓘ |
| awardReceived |
Copley Medal
ⓘ
Davy Medal ⓘ Fellow of the Royal Society ⓘ
linked to:
Fellow of the Royal Society (FRS)
Knight Bachelor ⓘ Lavoisier Medal ⓘ Life peerage ⓘ Nobel Prize in Chemistry ⓘ Order of Merit ⓘ Royal Medal ⓘ |
| citizenship |
United Kingdom
ⓘ
United States of America ⓘ |
| countryOfBirth | Scotland ⓘ |
| countryOfDeath | United Kingdom ⓘ |
| dateOfBirth | 1907-10-02 ⓘ |
| dateOfDeath | 1997-01-10 ⓘ |
| doctoralAdvisor | Walther Borsche ⓘ |
| educatedAt |
University of Edinburgh
ⓘ
University of Frankfurt ⓘ
linked to:
Goethe University Frankfurt
University of Glasgow ⓘ |
| employer |
University of Cambridge
ⓘ
linked to:
Cambridge University
University of Manchester ⓘ |
| familyName | Todd ⓘ |
| fieldOfWork |
biochemistry
ⓘ
nucleic acid chemistry ⓘ organic chemistry ⓘ |
| fullName |
Alexander Robertus Todd
ⓘ
linked to:
Alexander R. Todd
|
| givenName | Alexander ⓘ |
| hasAcademicDiscipline | chemistry ⓘ |
| knownFor |
pioneering work on nucleic acids
ⓘ
pioneering work on nucleotides ⓘ |
| languageSpoken | English ⓘ |
| memberOf |
American Academy of Arts and Sciences
ⓘ
National Academy of Sciences ⓘ Royal Society ⓘ Royal Society of Edinburgh ⓘ |
| middleName | Robertus ⓘ |
| NobelPrizeCategory | Chemistry ⓘ |
| NobelPrizeMotivation | for his work on nucleotides and nucleotide co-enzymes ⓘ |
| NobelPrizeYear | 1957 ⓘ |
| nobleTitle | Baron Todd ⓘ |
| notableWork |
chemistry of nucleosides
ⓘ
chemistry of nucleotides ⓘ chemistry of nucleotides and nucleotide coenzymes ⓘ |
| placeOfBirth | Glasgow ⓘ |
| placeOfDeath |
Cambridge
ⓘ
linked to:
CAMBRIDGE
|
| positionHeld |
Chairman of the UK Government's Advisory Council on Scientific Policy
ⓘ
Master of Christ's College, Cambridge ⓘ President of the Royal Society ⓘ Professor of Organic Chemistry at the University of Cambridge ⓘ Professor of Organic Chemistry at the University of Manchester ⓘ |
| sexOrGender | male ⓘ |
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: Alexander R. Todd Description of subject: Alexander R. Todd was a Scottish biochemist and Nobel laureate renowned for his pioneering work on the chemistry of nucleotides and nucleic acids.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Alexander R. Todd
linked to: Alexander R. Todd
linked to: Alexander R. Todd