CTL
E766127
CTL is the former stock ticker symbol for CenturyLink, a major U.S.-based telecommunications and internet service provider now known as Lumen Technologies.
All labels observed (1)
| Label | Occurrences |
|---|---|
| CTL canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T8928125 — 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: CTL Context triple: [CenturyLink, tickerSymbol, CTL]
-
A.
CTL*
CTL* is a highly expressive branching-time temporal logic used in computer science for specifying and verifying properties of concurrent and reactive systems.
-
B.
Ctrl
Ctrl is SZA's critically acclaimed debut studio album that blends alternative R&B, neo-soul, and confessional songwriting about love, insecurity, and self-discovery.
-
C.
CONTROL
CONTROL is the fictional secret U.S. intelligence agency in the comedy television series "Get Smart," serving as the employer of bumbling spy Maxwell Smart.
-
D.
Control
Control is the enigmatic and ailing former chief of British intelligence in John le Carré’s "Tinker Tailor Soldier Spy," whose downfall and suspicions about a Soviet mole set the novel’s events in motion.
-
E.
Control
Control is a 2007 black-and-white biographical film directed by Anton Corbijn that portrays the life and tragic death of Joy Division frontman Ian Curtis.
- 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: CTL Target entity description: CTL is the former stock ticker symbol for CenturyLink, a major U.S.-based telecommunications and internet service provider now known as Lumen Technologies.
-
A.
CTL*
CTL* is a highly expressive branching-time temporal logic used in computer science for specifying and verifying properties of concurrent and reactive systems.
-
B.
Ctrl
Ctrl is SZA's critically acclaimed debut studio album that blends alternative R&B, neo-soul, and confessional songwriting about love, insecurity, and self-discovery.
-
C.
CONTROL
CONTROL is the fictional secret U.S. intelligence agency in the comedy television series "Get Smart," serving as the employer of bumbling spy Maxwell Smart.
-
D.
Control
Control is the enigmatic and ailing former chief of British intelligence in John le Carré’s "Tinker Tailor Soldier Spy," whose downfall and suspicions about a Soviet mole set the novel’s events in motion.
-
E.
Control
Control is a 2007 black-and-white biographical film directed by Anton Corbijn that portrays the life and tragic death of Joy Division frontman Ian Curtis.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
security identifier
ⓘ
stock ticker symbol ⓘ |
| associatedWithIndustry |
internet service provider
ⓘ
telecommunications ⓘ |
| associatedWithRegion |
North America
ⓘ
United States telecommunications market ⓘ |
| associatedWithService |
broadband internet
ⓘ
data services ⓘ enterprise network services ⓘ voice services ⓘ |
| countryOfExchange |
United States
ⓘ
linked to:
United States of America
|
| currency | USD ⓘ |
| exchangeMic | XNYS ⓘ |
| issuerCurrentName | Lumen Technologies ⓘ |
| issuerFormerName |
CenturyLink
ⓘ
CenturyTel ⓘ |
| issuerHeadquartersCity | Monroe ⓘ |
| issuerHeadquartersCountry |
United States
ⓘ
linked to:
United States of America
|
| issuerHeadquartersState | Louisiana ⓘ |
| listedOn | New York Stock Exchange ⓘ |
| primaryListing | New York Stock Exchange ⓘ |
| represents |
CenturyLink
ⓘ
Lumen Technologies ⓘ |
| securityType | common stock ⓘ |
| tickerStatus | former ⓘ |
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: CTL Description of subject: CTL is the former stock ticker symbol for CenturyLink, a major U.S.-based telecommunications and internet service provider now known as Lumen Technologies.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
branching-time temporal logic CTL*