ACD
E897312
ACD is the standard abbreviation used for the IATA Airline Coding Directory, the official reference for global airline and airport codes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ACD canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10964777 — 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: ACD Context triple: [IATA Airline Coding Directory, abbreviation, ACD]
-
A.
CACD
CACD is the commonly used abbreviation for the United States District Court for the Central District of California, a federal trial court serving the central region of the state.
-
B.
AC
AC is the stock ticker symbol for Air Canada, the largest airline and flag carrier of Canada, traded on the Toronto Stock Exchange.
-
C.
AC
AC is the vehicle registration code used on license plates for the German city of Aachen and its surrounding district.
-
D.
AC
AC is the post-nominal title for a Companion of the Order of Australia, the highest level of civilian honour in the Australian honours system.
-
E.
AC
AC is the post-nominal abbreviation used to denote recipients of India’s Ashoka Chakra, the nation’s highest peacetime gallantry award.
- 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: ACD Target entity description: ACD is the standard abbreviation used for the IATA Airline Coding Directory, the official reference for global airline and airport codes.
-
A.
CACD
CACD is the commonly used abbreviation for the United States District Court for the Central District of California, a federal trial court serving the central region of the state.
-
B.
AC
AC is the stock ticker symbol for Air Canada, the largest airline and flag carrier of Canada, traded on the Toronto Stock Exchange.
-
C.
AC
AC is the vehicle registration code used on license plates for the German city of Aachen and its surrounding district.
-
D.
AC
AC is the post-nominal title for a Companion of the Order of Australia, the highest level of civilian honour in the Australian honours system.
-
E.
AC
AC is the post-nominal abbreviation used to denote recipients of India’s Ashoka Chakra, the nation’s highest peacetime gallantry award.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
abbreviation
ⓘ
standard ⓘ |
| contains |
IATA accounting codes
ⓘ
linked to:
IATA Airline Coding Directory
IATA airline designator codes ⓘ IATA airport location codes ⓘ IATA city codes ⓘ |
| domain |
air transport
ⓘ
commercial aviation ⓘ |
| format | directory ⓘ |
| hasAcronymOwner |
IATA
ⓘ
linked to:
International Air Transport Association
|
| hasPublisher | International Air Transport Association ⓘ |
| isOfficialReferenceFor |
IATA location identifiers
ⓘ
global airline codes ⓘ global airport codes ⓘ |
| isStandardAbbreviationFor | IATA Airline Coding Directory ⓘ |
| language | English ⓘ |
| shortNameOf | IATA Airline Coding Directory ⓘ |
| standsFor | IATA Airline Coding Directory ⓘ |
| usedBy |
airlines
ⓘ
airports ⓘ global distribution systems ⓘ travel agents ⓘ |
| usedFor |
airline codes
ⓘ
airline scheduling ⓘ airport codes ⓘ interline settlement ⓘ reservation systems ⓘ standardization of airline identifiers ⓘ standardization of airport identifiers ⓘ ticketing ⓘ |
| usedIn | aviation industry ⓘ |
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: ACD Description of subject: ACD is the standard abbreviation used for the IATA Airline Coding Directory, the official reference for global airline and airport codes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.