C. H. D. Ryder
E1277515
UNEXPLORED
C. H. D. Ryder was a British military surveyor and cartographer who served in colonial India, eventually becoming a leading figure in the country’s official mapping and geodetic work.
All labels observed (1)
| Label | Occurrences |
|---|---|
| C. H. D. Ryder canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T17607903 — 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: C. H. D. Ryder Context triple: [Surveyor General of India, officeHeldBy, C. H. D. Ryder]
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A.
H. M. Harwood
H. M. Harwood was a British playwright and screenwriter active in the early 20th century, known for his work on stage adaptations and films.
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B.
J. E. Cookridge
J. E. Cookridge was a British journalist and author known for his popular non-fiction books on espionage, intelligence agencies, and modern history.
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C.
J. M. Macdonnell
J. M. Macdonnell was a Canadian academic and administrator who served as a chancellor at Carleton University.
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D.
R. W. Chapman
R. W. Chapman was a British scholar and editor renowned for producing authoritative editions of Jane Austen’s works.
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E.
L. B. Jefferies
L. B. Jefferies is the wheelchair-bound photojournalist protagonist of Alfred Hitchcock’s film "Rear Window," known for obsessively observing his neighbors and suspecting one of murder.
- 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: C. H. D. Ryder Target entity description: C. H. D. Ryder was a British military surveyor and cartographer who served in colonial India, eventually becoming a leading figure in the country’s official mapping and geodetic work.
-
A.
H. M. Harwood
H. M. Harwood was a British playwright and screenwriter active in the early 20th century, known for his work on stage adaptations and films.
-
B.
J. E. Cookridge
J. E. Cookridge was a British journalist and author known for his popular non-fiction books on espionage, intelligence agencies, and modern history.
-
C.
J. M. Macdonnell
J. M. Macdonnell was a Canadian academic and administrator who served as a chancellor at Carleton University.
-
D.
R. W. Chapman
R. W. Chapman was a British scholar and editor renowned for producing authoritative editions of Jane Austen’s works.
-
E.
L. B. Jefferies
L. B. Jefferies is the wheelchair-bound photojournalist protagonist of Alfred Hitchcock’s film "Rear Window," known for obsessively observing his neighbors and suspecting one of murder.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.