CP/CMS
E724111
IBM operating system
mainframe operating system
time-sharing operating system
virtual machine monitor
CP/CMS was an influential IBM time-sharing operating system for mainframes that pioneered virtual machine concepts later embodied in IBM's VM family.
All labels observed (1)
| Label | Occurrences |
|---|---|
| CP/CMS canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8284734 — 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: CP/CMS Context triple: [z/VM, basedOn, CP/CMS]
-
A.
CPC
CPC is the commonly used abbreviation for the Communist Party of Canada, a Marxist–Leninist political party in Canada.
-
B.
CPC
CPC is the commonly used abbreviation for the Code of Civil Procedure, 1908, which governs the procedural rules for civil litigation in India.
-
C.
CPC
CPC is the abbreviated name for the Commonwealth Parliamentary Conference, a major annual gathering of parliamentarians from Commonwealth countries to discuss governance and legislative issues.
-
D.
CPC
CPC is the commonly used English abbreviation for the Chinese Communist Party, the founding and ruling political party of the People's Republic of China.
-
E.
CPC
CPC is the abbreviation for the Permanent Consultation Committee of the Community of Portuguese Language Countries, a key body that supports coordination and decision-making among its member states.
- 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: CP/CMS Target entity description: CP/CMS was an influential IBM time-sharing operating system for mainframes that pioneered virtual machine concepts later embodied in IBM's VM family.
-
A.
CPC
CPC is the commonly used English abbreviation for the Chinese Communist Party, the founding and ruling political party of the People's Republic of China.
-
B.
CPC
CPC is the commonly used abbreviation for the Communist Party of Canada, a Marxist–Leninist political party in Canada.
-
C.
CPC
CPC is the abbreviated name for the Commonwealth Parliamentary Conference, a major annual gathering of parliamentarians from Commonwealth countries to discuss governance and legislative issues.
-
D.
CPC
CPC is the commonly used abbreviation for the Code of Civil Procedure, 1908, which governs the procedural rules for civil litigation in India.
-
E.
CPC
CPC is the abbreviation for the Permanent Consultation Committee of the Community of Portuguese Language Countries, a key body that supports coordination and decision-making among its member states.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
IBM operating system
ⓘ
mainframe operating system ⓘ time-sharing operating system ⓘ virtual machine monitor ⓘ |
| architecture |
IBM System/360
ⓘ
IBM System/370 ⓘ |
| basedOn | CP-40 ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| designGoal |
efficient time-sharing on mainframes
ⓘ
isolation between users via virtualization ⓘ |
| developer |
IBM
ⓘ
IBM Cambridge Scientific Center ⓘ |
| distributionModel | unsupported IBM Type-III library program ⓘ |
| executedOn | IBM mainframe hardware ⓘ |
| fullName |
Control Program/Cambridge Monitor System
ⓘ
linked to:
Control Program (CP)
|
| genre | virtual machine operating system ⓘ |
| hasPart |
Cambridge Monitor System
ⓘ
Control Program ⓘ
linked to:
Control Program (CP)
|
| historicalPeriod |
1970s
ⓘ
late 1960s ⓘ |
| inception | 1967 ⓘ |
| influenced |
IBM VM family
ⓘ
VM/370 ⓘ virtualization technology ⓘ |
| kernelType | hypervisor ⓘ |
| license | proprietary software ⓘ |
| notableFeature |
ability to run multiple operating systems concurrently
ⓘ
each user runs in a separate virtual machine ⓘ virtual 360 environment for each user ⓘ |
| notableFor |
early practical implementation of virtual machines
ⓘ
influencing modern hypervisors ⓘ |
| operatingSystemFor |
IBM System/360 Model 67
ⓘ
linked to:
IBM System/360
IBM System/370 ⓘ |
| pioneered |
full virtualization of hardware
ⓘ
virtual machine concept ⓘ |
| precededBy | CP-40 experimental system ⓘ |
| programmingLanguage | assembly language ⓘ |
| shortName | CP/CMS ⓘ |
| successor |
VM/370
ⓘ
VM/ESA ⓘ
linked to:
z/VM
z/VM ⓘ |
| supports |
interactive computing
ⓘ
multiple virtual machines ⓘ time-sharing ⓘ |
| usedBy |
commercial users
ⓘ
research institutions ⓘ universities ⓘ |
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: CP/CMS Description of subject: CP/CMS was an influential IBM time-sharing operating system for mainframes that pioneered virtual machine concepts later embodied in IBM's VM family.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.