Fourth Doctor
E356311
The Fourth Doctor is a long-scarf-wearing, eccentric and witty incarnation of the Doctor from the British science fiction series "Doctor Who," portrayed by Tom Baker in the 1970s and early 1980s.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Fourth Doctor canonical | 48 |
| Fourth Doctor era | 3 |
| Fourth Doctor and Leela | 1 |
| Fourth incarnation of the Doctor | 1 |
| the Fourth Doctor | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3378395 — 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: Fourth Doctor Context triple: [Sarah Jane Smith, companionOf, Fourth Doctor]
-
A.
Jon Pertwee – Third Doctor
Jon Pertwee’s Third Doctor is a dashing, authoritative, and scientifically minded incarnation of the Doctor in Doctor Who, known for his flamboyant style, Venusian aikido, and close partnership with UNIT.
-
B.
Patrick Troughton
Patrick Troughton was an English actor best known for playing the Second Doctor in the long-running BBC science fiction series Doctor Who.
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C.
The Doctor
The Doctor is a 1991 American drama film starring William Hurt as a successful but emotionally distant surgeon who reevaluates his life and relationships after becoming a patient himself.
-
D.
The Doctor
The Doctor is a minor but symbolically significant character in Tennessee Williams' play "A Streetcar Named Desire," representing the harsh reality of institutionalization and the collapse of Blanche DuBois's fragile world.
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E.
The Doctor
The Doctor is the Emergency Medical Hologram aboard the starship Voyager, an artificial intelligence who evolves into a sentient, multifaceted crew member in Star Trek: Voyager.
- 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: Fourth Doctor Target entity description: The Fourth Doctor is a long-scarf-wearing, eccentric and witty incarnation of the Doctor from the British science fiction series "Doctor Who," portrayed by Tom Baker in the 1970s and early 1980s.
-
A.
Jon Pertwee – Third Doctor
Jon Pertwee’s Third Doctor is a dashing, authoritative, and scientifically minded incarnation of the Doctor in Doctor Who, known for his flamboyant style, Venusian aikido, and close partnership with UNIT.
-
B.
Patrick Troughton
Patrick Troughton was an English actor best known for playing the Second Doctor in the long-running BBC science fiction series Doctor Who.
-
C.
The Doctor
The Doctor is a 1991 American drama film starring William Hurt as a successful but emotionally distant surgeon who reevaluates his life and relationships after becoming a patient himself.
-
D.
The Doctor
The Doctor is a minor but symbolically significant character in Tennessee Williams' play "A Streetcar Named Desire," representing the harsh reality of institutionalization and the collapse of Blanche DuBois's fragile world.
-
E.
The Doctor
The Doctor is the Emergency Medical Hologram aboard the starship Voyager, an artificial intelligence who evolves into a sentient, multifaceted crew member in Star Trek: Voyager.
- F. None of above. chosen
Statements (51)
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: Fourth Doctor Description of subject: The Fourth Doctor is a long-scarf-wearing, eccentric and witty incarnation of the Doctor from the British science fiction series "Doctor Who," portrayed by Tom Baker in the 1970s and early 1980s.
Referenced by (54)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Fourth incarnation of the Doctor
subject surface form:
City of Death
subject surface form:
Shada
this entity surface form:
Fourth Doctor and Leela
this entity surface form:
Fourth Doctor era
this entity surface form:
the Fourth Doctor
subject surface form:
Third Doctor
subject surface form:
Brigadier Lethbridge-Stewart
subject surface form:
Robot (Doctor Who serial)
subject surface form:
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