ExpressJet Airlines
E498552
ExpressJet Airlines was a U.S.-based regional airline that primarily operated feeder flights for major carriers under various brand agreements before ceasing operations.
All labels observed (2)
| Label | Occurrences |
|---|---|
| EXPRESS JET | 1 |
| ExpressJet Airlines canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5152505 — 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: ExpressJet Airlines Context triple: [United Express, formerOperator, ExpressJet Airlines]
-
A.
GoJet Airlines
GoJet Airlines is a U.S. regional airline that operates feeder services for major carriers under capacity purchase agreements, primarily serving routes in the Midwest and beyond.
-
B.
ATA Airlines
ATA Airlines is an Iranian airline that operates domestic and regional flights, using Mehrabad International Airport in Tehran as one of its main bases.
-
C.
Interjet
Interjet was a Mexican low-cost airline known for operating domestic and international routes across the Americas before ceasing operations in 2020.
-
D.
Sky Airline
Sky Airline is a Chilean low-cost carrier that operates domestic and regional flights across South America.
-
E.
Kel Air
Kel Air is a Tuareg confederation inhabiting the Aïr Mountains region of northern Niger, known for its nomadic pastoralist traditions and historical role in Saharan trade.
- 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: ExpressJet Airlines Target entity description: ExpressJet Airlines was a U.S.-based regional airline that primarily operated feeder flights for major carriers under various brand agreements before ceasing operations.
-
A.
GoJet Airlines
GoJet Airlines is a U.S. regional airline that operates feeder services for major carriers under capacity purchase agreements, primarily serving routes in the Midwest and beyond.
-
B.
ATA Airlines
ATA Airlines is an Iranian airline that operates domestic and regional flights, using Mehrabad International Airport in Tehran as one of its main bases.
-
C.
Interjet
Interjet was a Mexican low-cost airline known for operating domestic and international routes across the Americas before ceasing operations in 2020.
-
D.
Sky Airline
Sky Airline is a Chilean low-cost carrier that operates domestic and regional flights across South America.
-
E.
Kel Air
Kel Air is a Tuareg confederation inhabiting the Aïr Mountains region of northern Niger, known for its nomadic pastoralist traditions and historical role in Saharan trade.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
defunct airline
ⓘ
regional airline ⓘ |
| allianceRole | regional affiliate ⓘ |
| baseAirport | Reno–Tahoe International Airport NERFINISHED ⓘ |
| callsign | ACEY NERFINISHED ⓘ |
| ceasedOperations |
2020
ⓘ
2022 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| employeeCountPeak | over 8,000 ⓘ |
| fleetSizePeak | over 400 aircraft ⓘ |
| fleetType | regional jet ⓘ |
| founded | 1986 ⓘ |
| headquartersLocation | Houston, Texas NERFINISHED ⓘ |
| hubAirport |
Chicago O'Hare International Airport
NERFINISHED
ⓘ
Dallas/Fort Worth International Airport NERFINISHED ⓘ George Bush Intercontinental Airport NERFINISHED ⓘ Hartsfield–Jackson Atlanta International Airport NERFINISHED ⓘ Newark Liberty International Airport NERFINISHED ⓘ |
| IATACode | EV NERFINISHED ⓘ |
| ICAOCode | ASQ NERFINISHED ⓘ |
| industry | air transportation ⓘ |
| operatedAircraftType |
Embraer ERJ-135
NERFINISHED
ⓘ
Embraer ERJ-140 NERFINISHED ⓘ Embraer ERJ-145 NERFINISHED ⓘ |
| operatedAs | regional feeder carrier ⓘ |
| operatedAsIndependentBrand | ExpressJet NERFINISHED ⓘ |
| operatedBrand |
Aha! (airline brand)
NERFINISHED
ⓘ
American Eagle NERFINISHED ⓘ Continental Express NERFINISHED ⓘ Delta Connection NERFINISHED ⓘ United Express NERFINISHED ⓘ |
| operatedFor |
American Airlines
NERFINISHED
ⓘ
Continental Airlines NERFINISHED ⓘ Delta Air Lines NERFINISHED ⓘ United Airlines NERFINISHED ⓘ |
| operatedIndependentServicePeriod | mid-2000s ⓘ |
| operatedScheduledPassengerService | true ⓘ |
| parentCompany |
Continental Airlines Holdings, Inc.
NERFINISHED
ⓘ
SkyWest, Inc. NERFINISHED ⓘ |
| primaryBusinessModel | capacity purchase agreements ⓘ |
| reasonForFinalShutdown |
financial difficulties
ⓘ
loss of United Express contract ⓘ |
| regulatoryAuthority | Federal Aviation Administration NERFINISHED ⓘ |
| resumedOperations | 2021 ⓘ |
| servedCountry | United States NERFINISHED ⓘ |
| servedRegion | North America NERFINISHED ⓘ |
| successorBrandAttempt | Aha! (airline brand) NERFINISHED ⓘ |
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: ExpressJet Airlines Description of subject: ExpressJet Airlines was a U.S.-based regional airline that primarily operated feeder flights for major carriers under various brand agreements before ceasing operations.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
EXPRESS JET