PDP series
E701308
The PDP series is a line of influential minicomputers developed by Digital Equipment Corporation that played a key role in the evolution of interactive computing and time-sharing systems in the 1960s and 1970s.
All labels observed (1)
| Label | Occurrences |
|---|---|
| PDP series canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T7894567 — 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: PDP series Context triple: [PDP-7, family, PDP series]
-
A.
Série 4000
Série 4000 is a class of high-speed electric multiple unit trains used by Comboios de Portugal for its Alfa Pendular premium intercity services.
-
B.
MCP series
The MCP series is a line of Motorola VMEbus-based computer systems designed for embedded and industrial computing applications.
-
C.
Quadra series
The Quadra series was a line of high-end Apple Macintosh desktop computers from the early 1990s, known for using Motorola 68040 processors and targeting professional and power users.
-
D.
Series 80
Series 80 is a Symbian-based user interface platform designed primarily for Nokia’s business-oriented communicators, featuring a wide landscape screen and full QWERTY keyboard support.
-
E.
Q series
The Q series is Audi’s lineup of luxury crossover and sport utility vehicles, ranging from compact to full-size models.
- 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: PDP series Target entity description: The PDP series is a line of influential minicomputers developed by Digital Equipment Corporation that played a key role in the evolution of interactive computing and time-sharing systems in the 1960s and 1970s.
-
A.
Série 4000
Série 4000 is a class of high-speed electric multiple unit trains used by Comboios de Portugal for its Alfa Pendular premium intercity services.
-
B.
MCP series
The MCP series is a line of Motorola VMEbus-based computer systems designed for embedded and industrial computing applications.
-
C.
Quadra series
The Quadra series was a line of high-end Apple Macintosh desktop computers from the early 1990s, known for using Motorola 68040 processors and targeting professional and power users.
-
D.
Series 80
Series 80 is a Symbian-based user interface platform designed primarily for Nokia’s business-oriented communicators, featuring a wide landscape screen and full QWERTY keyboard support.
-
E.
Q series
The Q series is Audi’s lineup of luxury crossover and sport utility vehicles, ranging from compact to full-size models.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
computer hardware series
ⓘ
minicomputer family ⓘ |
| architectureType |
12-bit (selected models)
ⓘ
16-bit (selected models) ⓘ 18-bit (selected models) ⓘ 36-bit (selected models) ⓘ |
| computingParadigm |
interactive computing
ⓘ
time-sharing ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| developer | Digital Equipment Corporation ⓘ |
| era |
1960s
ⓘ
1970s ⓘ |
| inception | 1959 ⓘ |
| influenced |
UNIX operating system
ⓘ
linked to:
Unix
VAX ⓘ computer time-sharing systems ⓘ interactive programming environments ⓘ |
| manufacturer | Digital Equipment Corporation ⓘ |
| marketSegment | minicomputer market ⓘ |
| notableFor |
influence on operating system design
ⓘ
relatively low cost compared to mainframes ⓘ role in the development of early hacker culture ⓘ support for interactive terminals ⓘ widespread use in universities and research labs ⓘ |
| notableModel |
PDP-1
ⓘ
PDP-10 ⓘ PDP-11 ⓘ PDP-12 ⓘ PDP-14 ⓘ PDP-15 ⓘ PDP-16 ⓘ PDP-4 ⓘ PDP-5 ⓘ PDP-6 ⓘ PDP-7 ⓘ PDP-8 ⓘ PDP-9 ⓘ |
| precededBy | early mainframe computers ⓘ |
| producedBy | Digital Equipment Corporation manufacturing facilities in Massachusetts ⓘ |
| relatedTo |
DECtape
ⓘ
VT series terminals ⓘ |
| status | discontinued ⓘ |
| succeededBy |
VAX series
ⓘ
linked to:
VAX
|
| usedFor |
education
ⓘ
industrial control ⓘ scientific computing ⓘ software development ⓘ |
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: PDP series Description of subject: The PDP series is a line of influential minicomputers developed by Digital Equipment Corporation that played a key role in the evolution of interactive computing and time-sharing systems in the 1960s and 1970s.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.