Derek Martinus
E382591
Derek Martinus was a British television director best known for his work on classic "Doctor Who" serials during the 1960s.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Derek Martinus canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3659765 — 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: Derek Martinus Context triple: [The Tenth Planet, director, Derek Martinus]
-
A.
Derek Ritchie
Derek Ritchie is a television producer known for his work on British drama and genre series.
-
B.
Derek Charles
Derek Charles is the successful corporate executive whose life unravels when he becomes the target of a coworker’s dangerous obsession in the 2009 thriller film "Obsessed."
-
C.
Derek
Derek is a masculine given name of English origin commonly used in the United States and other English-speaking countries.
-
D.
Derek Bond
Derek Bond was a British actor known for his work in mid-20th-century film, television, and theatre.
-
E.
Derek Bryceson
Derek Bryceson was a British-born Tanzanian politician and conservationist who served as director of Tanzania’s national parks and played a key role in supporting Jane Goodall’s chimpanzee research.
- 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: Derek Martinus Target entity description: Derek Martinus was a British television director best known for his work on classic "Doctor Who" serials during the 1960s.
-
A.
Derek Ritchie
Derek Ritchie is a television producer known for his work on British drama and genre series.
-
B.
Derek Charles
Derek Charles is the successful corporate executive whose life unravels when he becomes the target of a coworker’s dangerous obsession in the 2009 thriller film "Obsessed."
-
C.
Derek
Derek is a masculine given name of English origin commonly used in the United States and other English-speaking countries.
-
D.
Derek Bond
Derek Bond was a British actor known for his work in mid-20th-century film, television, and theatre.
-
E.
Derek Bryceson
Derek Bryceson was a British-born Tanzanian politician and conservationist who served as director of Tanzania’s national parks and played a key role in supporting Jane Goodall’s chimpanzee research.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
British person
ⓘ
television director ⓘ |
| activeInPeriod |
1960s
ⓘ
1970s ⓘ |
| basedIn | United Kingdom ⓘ |
| countryOfCitizenship |
England
ⓘ
United Kingdom ⓘ |
| directed |
Doctor Who serial Galaxy 4
ⓘ
Doctor Who serial Mission to the Unknown ⓘ
linked to:
Doctor Who serial "The Daleks' Master Plan"
Doctor Who serial Spearhead from Space ⓘ
linked to:
Doctor Who serial "Spearhead from Space"
Doctor Who serial The Evil of the Daleks ⓘ Doctor Who serial The Ice Warriors ⓘ Doctor Who serial The Tenth Planet ⓘ |
| employer | BBC ⓘ |
| fieldOfWork |
television acting
ⓘ
television direction ⓘ |
| genre |
drama television
ⓘ
science fiction television ⓘ |
| languageOfWorkOrName | English ⓘ |
| notableFor | directing classic Doctor Who serials in the 1960s ⓘ |
| notableWork |
Doctor Who
ⓘ
Galaxy 4 ⓘ Mission to the Unknown ⓘ Spearhead from Space ⓘ The Evil of the Daleks ⓘ The Ice Warriors ⓘ The Tenth Planet ⓘ |
| occupation |
actor
ⓘ
television director ⓘ |
| workedOn | British television ⓘ |
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: Derek Martinus Description of subject: Derek Martinus was a British television director best known for his work on classic "Doctor Who" serials during the 1960s.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.