Portland International Jetport
E47432
Portland International Jetport is the primary commercial airport serving the Portland, Maine region, offering domestic flights and connections to major U.S. hubs.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Portland International Jetport canonical | 15 |
| Portland Jetport | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T92573 — 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: Portland International Jetport Context triple: [Portland, Maine, hasAirport, Portland International Jetport]
-
A.
Portland International Airport
Portland International Airport is the primary commercial airport for the Portland metropolitan area, serving as a major air travel hub in the Pacific Northwest.
-
B.
L.F. Wade International Airport
L.F. Wade International Airport is the primary international gateway to Bermuda, serving as the island territory’s main commercial airport for passenger and cargo flights.
-
C.
Friendship International Airport
Friendship International Airport was the original name of the major airport now known as Baltimore/Washington International Thurgood Marshall Airport, serving the Baltimore–Washington metropolitan area.
-
D.
Midway International Airport
Midway International Airport is a major commercial airport on Chicago’s southwest side that serves as a key hub for domestic flights in the United States.
-
E.
Washington Dulles International Airport
Washington Dulles International Airport is a major international airport serving the Washington, D.C. metropolitan area, known for its extensive global flight network and iconic Eero Saarinen–designed terminal.
- 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: Portland International Jetport Target entity description: Portland International Jetport is the primary commercial airport serving the Portland, Maine region, offering domestic flights and connections to major U.S. hubs.
-
A.
Portland International Airport
Portland International Airport is the primary commercial airport for the Portland metropolitan area, serving as a major air travel hub in the Pacific Northwest.
-
B.
L.F. Wade International Airport
L.F. Wade International Airport is the primary international gateway to Bermuda, serving as the island territory’s main commercial airport for passenger and cargo flights.
-
C.
Friendship International Airport
Friendship International Airport was the original name of the major airport now known as Baltimore/Washington International Thurgood Marshall Airport, serving the Baltimore–Washington metropolitan area.
-
D.
Midway International Airport
Midway International Airport is a major commercial airport on Chicago’s southwest side that serves as a key hub for domestic flights in the United States.
-
E.
Washington Dulles International Airport
Washington Dulles International Airport is a major international airport serving the Washington, D.C. metropolitan area, known for its extensive global flight network and iconic Eero Saarinen–designed terminal.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
commercial airport ⓘ public airport ⓘ |
| cityServed | Portland ⓘ |
| connectsTo | major U.S. airline hubs ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| elevationAboveSeaLevel |
23 meters
ⓘ
76 feet ⓘ |
| FAA LID | PWM ⓘ |
| hasAbbreviation | PWM ⓘ |
| hasCategory |
Airports in Maine
ⓘ
Buildings and structures in Portland, Maine ⓘ Transportation in Portland, Maine ⓘ |
| hasFacility |
air cargo facilities
ⓘ
general aviation facilities ⓘ parking garage ⓘ surface parking lots ⓘ |
| hasGroundTransportation |
public bus service
ⓘ
rental cars ⓘ rideshare services ⓘ taxis ⓘ |
| hasNavigationAid | instrument landing system ⓘ |
| hasPassengerTerminal | main passenger terminal ⓘ |
| hasRunway |
Runway 11/29
ⓘ
Runway 18/36 ⓘ |
| hasWebsite | https://portlandjetport.org ⓘ |
| IATA code | PWM ⓘ |
| ICAO code | KPWM ⓘ |
| isPrimaryAirportFor |
Greater Portland, Maine
ⓘ
surface form:
Portland, Maine metropolitan area
|
| locatedIn | Cumberland County, Maine ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| near | downtown Portland, Maine ⓘ |
| offersServiceType |
domestic flights
ⓘ
seasonal international charter flights ⓘ |
| operator |
Portland, Maine, United States
ⓘ
surface form:
City of Portland, Maine
|
| owner |
Portland, Maine
ⓘ
surface form:
City of Portland, Maine
|
| runwaySurface | asphalt ⓘ |
| serves | Portland, Maine ⓘ |
| servesAirlineType |
major U.S. airlines
ⓘ
regional airlines ⓘ |
| servesRegion | Greater Portland, Maine ⓘ |
| state | Maine ⓘ |
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: Portland International Jetport Description of subject: Portland International Jetport is the primary commercial airport serving the Portland, Maine region, offering domestic flights and connections to major U.S. hubs.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Portland, Maine
subject surface form:
Portland, Maine
this entity surface form:
Portland Jetport
subject surface form:
Cumberland County, Maine