ICL
E457334
ICL (International Computers Limited) was a major British computer company known for designing and manufacturing mainframe and minicomputer systems, particularly influential in the UK and Europe during the mid-to-late 20th century.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ICL canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4654762 — 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: ICL Context triple: [Algol 68R, developedBy, ICL]
-
A.
ICL 1900 series
The ICL 1900 series was a family of mainframe computers introduced in the 1960s that became a cornerstone of British computing in business, government, and education.
-
B.
ICL 2900 series
The ICL 2900 series was a family of mainframe computers introduced in the 1970s by International Computers Limited, notable for its advanced architecture and use in large-scale commercial and governmental computing.
-
C.
ICL Series 39
ICL Series 39 is a family of mainframe computer systems developed by International Computers Limited in the 1980s, known for supporting the VME operating system and used primarily in commercial and governmental data processing.
-
D.
SCL
SCL (Substation Configuration Language) is an XML-based language defined by the IEC 61850 standard for modeling, configuring, and exchanging data about electrical substations and their automation systems.
-
E.
CLSCL
CLSCL is the UN/LOCODE identifier for the port and transport location of Santiago, Chile.
- 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: ICL Target entity description: ICL (International Computers Limited) was a major British computer company known for designing and manufacturing mainframe and minicomputer systems, particularly influential in the UK and Europe during the mid-to-late 20th century.
-
A.
ICL 1900 series
The ICL 1900 series was a family of mainframe computers introduced in the 1960s that became a cornerstone of British computing in business, government, and education.
-
B.
ICL 2900 series
The ICL 2900 series was a family of mainframe computers introduced in the 1970s by International Computers Limited, notable for its advanced architecture and use in large-scale commercial and governmental computing.
-
C.
ICL Series 39
ICL Series 39 is a family of mainframe computer systems developed by International Computers Limited in the 1980s, known for supporting the VME operating system and used primarily in commercial and governmental data processing.
-
D.
SCL
SCL (Substation Configuration Language) is an XML-based language defined by the IEC 61850 standard for modeling, configuring, and exchanging data about electrical substations and their automation systems.
-
E.
CLSCL
CLSCL is the UN/LOCODE identifier for the port and transport location of Santiago, Chile.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
British company
ⓘ
computer company ⓘ mainframe computer manufacturer ⓘ |
| abbreviationOf | International Computers Limited NERFINISHED ⓘ |
| activePeriod |
late 20th century
ⓘ
mid 20th century ⓘ |
| areaServed |
Europe
ⓘ
United Kingdom NERFINISHED ⓘ |
| businessModel |
design and manufacture of proprietary systems
ⓘ
long-term service and maintenance contracts ⓘ |
| competitor |
Bull
NERFINISHED
ⓘ
IBM NERFINISHED ⓘ Siemens NERFINISHED ⓘ |
| country | United Kingdom ⓘ |
| customerBase |
financial institutions
ⓘ
government organizations ⓘ large corporations ⓘ |
| era |
mainframe era
ⓘ
minicomputer era ⓘ |
| formedByMergerOf |
English Electric Computers
NERFINISHED
ⓘ
International Computers and Tabulators NERFINISHED ⓘ Marconi Computer Systems NERFINISHED ⓘ |
| fullName | International Computers Limited NERFINISHED ⓘ |
| headquartersLocation | United Kingdom ⓘ |
| historicalSignificance | key role in development of UK computer industry ⓘ |
| industry |
computer hardware
ⓘ
information technology ⓘ |
| influentialRegion |
Europe
NERFINISHED
ⓘ
United Kingdom NERFINISHED ⓘ |
| knownFor |
supplying computers to UK government and public sector
ⓘ
supporting large enterprise computing in the UK ⓘ |
| marketPosition |
leading European mainframe supplier
ⓘ
major British computer manufacturer ⓘ |
| notableFor |
designing mainframe computer systems
ⓘ
designing minicomputer systems ⓘ |
| parentCompany | Fujitsu NERFINISHED ⓘ |
| productType |
computer peripherals
ⓘ
mainframe computers ⓘ minicomputers ⓘ |
| successor | Fujitsu ICL NERFINISHED ⓘ |
| technologyFocus |
business data processing systems
ⓘ
proprietary mainframe architectures ⓘ |
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: ICL Description of subject: ICL (International Computers Limited) was a major British computer company known for designing and manufacturing mainframe and minicomputer systems, particularly influential in the UK and Europe during the mid-to-late 20th century.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.