DCLK
E13788
DCLK was the NASDAQ ticker symbol for DoubleClick, a pioneering online advertising technology company later acquired by Google.
All labels observed (1)
| Label | Occurrences |
|---|---|
| DCLK canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T123010 — 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: DCLK Context triple: [DoubleClick, tickerSymbol, DCLK]
-
A.
DSCD
DSCD is the Dynamic Systems and Control Division of the American Society of Mechanical Engineers, focusing on research, education, and professional activities in systems dynamics, control theory, and related technologies.
-
B.
DCA
DCA (Defense Communications Agency) was a U.S. Department of Defense organization responsible for managing and overseeing military communications networks, including early internet precursor systems.
-
C.
DCA
DCA is the three-letter IATA airport code for Ronald Reagan Washington National Airport, the primary domestic airport serving Washington, D.C.
-
D.
DELTA
DELTA is the radio callsign used by pilots and air traffic control to identify and communicate with Delta Air Lines flights.
-
E.
KLAX
KLAX is the ICAO code for Los Angeles International Airport, one of the busiest and most important air transport hubs in the United States and the world.
- 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: DCLK Target entity description: DCLK was the NASDAQ ticker symbol for DoubleClick, a pioneering online advertising technology company later acquired by Google.
-
A.
DSCD
DSCD is the Dynamic Systems and Control Division of the American Society of Mechanical Engineers, focusing on research, education, and professional activities in systems dynamics, control theory, and related technologies.
-
B.
DCA
DCA (Defense Communications Agency) was a U.S. Department of Defense organization responsible for managing and overseeing military communications networks, including early internet precursor systems.
-
C.
DCA
DCA is the three-letter IATA airport code for Ronald Reagan Washington National Airport, the primary domestic airport serving Washington, D.C.
-
D.
DELTA
DELTA is the radio callsign used by pilots and air traffic control to identify and communicate with Delta Air Lines flights.
-
E.
DCR
DCR is the Massachusetts state agency responsible for managing and protecting public parks, forests, beaches, and other natural and recreational resources.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf | stock ticker symbol ⓘ |
| acquiredBy |
Google
ⓘ
surface form:
Google Inc.
Google ⓘ
surface form:
Google LLC
|
| acquisitionAnnouncedBy |
Google
ⓘ
surface form:
Google Inc.
|
| acquisitionAnnouncedDate | 2007-04-13 ⓘ |
| acquisitionCompletedYear | 2008 ⓘ |
| acquisitionValueUSD | 3100000000 ⓘ |
| associatedCompany | DoubleClick Inc. ⓘ |
| associatedCompanyBusinessModel |
online advertising services
ⓘ
software-as-a-service ⓘ |
| associatedCompanyCountry |
United States of America
ⓘ
surface form:
United States
|
| associatedCompanyFate | acquired by Google ⓘ |
| associatedCompanyFoundedIn | New York City ⓘ |
| associatedCompanyFoundedYear | 1996 ⓘ |
| associatedCompanyHeadquarters | New York City ⓘ |
| associatedCompanyInstanceOf |
online advertising company
ⓘ
technology company ⓘ |
| associatedCompanyKeyProduct |
Google Ad Manager
ⓘ
surface form:
DoubleClick Ad Exchange
Google Marketing Platform ⓘ
surface form:
DoubleClick Campaign Manager
Google Ad Manager ⓘ
surface form:
DoubleClick ad serving platform
DART for Publishers ⓘ
surface form:
DoubleClick for Publishers
|
| associatedCompanyRegionServed | global ⓘ |
| countryOfExchange |
United States of America
ⓘ
surface form:
United States
|
| currencyOfAcquisitionValue |
US dollar
ⓘ
surface form:
USD
|
| exchangeCode | NASDAQ ⓘ |
| industry |
ad technology
ⓘ
online advertising ⓘ |
| listedOn | NASDAQ ⓘ |
| notableFor |
pioneering internet advertising technology
ⓘ
pioneering online ad serving ⓘ |
| primaryListing |
NASDAQ
ⓘ
surface form:
NASDAQ Global Market
|
| relatedTo |
Google Ads
ⓘ
Google Marketing Platform ⓘ ad serving technology ⓘ online display advertising ⓘ |
| represents | DoubleClick Inc. ⓘ |
| securityType | common stock ⓘ |
| status | delisted ⓘ |
| tickerStatus | historical ⓘ |
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: DCLK Description of subject: DCLK was the NASDAQ ticker symbol for DoubleClick, a pioneering online advertising technology company later acquired by Google.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.