Chicago Rockford International Airport
E807477
Chicago Rockford International Airport is a regional airport in northern Illinois known for cargo operations and low-cost passenger flights serving the Rockford and greater Chicago area.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Chicago Rockford International Airport canonical | 4 |
| Northwest Chicagoland Regional Airport at Rockford | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9480704 — 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: Chicago Rockford International Airport Context triple: [Rockford, Illinois, hasAirport, Chicago Rockford International Airport]
-
A.
Chicago Municipal Airport
Chicago Municipal Airport was the original name of what is now Chicago Midway International Airport, one of Chicago’s major commercial airports.
-
B.
DuPage Airport
DuPage Airport is a public general aviation airport serving the western suburbs of Chicago, known for its extensive corporate and private aviation facilities.
-
C.
Schaumburg Regional Airport
Schaumburg Regional Airport is a public general aviation airport serving the village of Schaumburg and the surrounding suburban Chicago area.
-
D.
Chicago Executive Airport
Chicago Executive Airport is a busy reliever airport serving general and corporate aviation in the northern Chicago metropolitan area.
-
E.
Dryden Regional Airport
Dryden Regional Airport is a small public airport serving the city of Dryden and the surrounding region in northwestern Ontario, Canada.
- 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: Chicago Rockford International Airport Target entity description: Chicago Rockford International Airport is a regional airport in northern Illinois known for cargo operations and low-cost passenger flights serving the Rockford and greater Chicago area.
-
A.
Chicago Municipal Airport
Chicago Municipal Airport was the original name of what is now Chicago Midway International Airport, one of Chicago’s major commercial airports.
-
B.
DuPage Airport
DuPage Airport is a public general aviation airport serving the western suburbs of Chicago, known for its extensive corporate and private aviation facilities.
-
C.
Schaumburg Regional Airport
Schaumburg Regional Airport is a public general aviation airport serving the village of Schaumburg and the surrounding suburban Chicago area.
-
D.
Chicago Executive Airport
Chicago Executive Airport is a busy reliever airport serving general and corporate aviation in the northern Chicago metropolitan area.
-
E.
Dryden Regional Airport
Dryden Regional Airport is a small public airport serving the city of Dryden and the surrounding region in northwestern Ontario, Canada.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
airport
ⓘ
cargo airport ⓘ public airport ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| distanceFromChicago | approximately 85 miles northwest of Chicago ⓘ |
| elevationAboveSeaLevel |
226 m
ⓘ
742 ft ⓘ |
| FAAcode | RFD ⓘ |
| formerName |
Greater Rockford Airport
ⓘ
Northwest Chicagoland Regional Airport at Rockford ⓘ
linked to:
Chicago Rockford International Airport
|
| hasAirportType | regional airport ⓘ |
| hasCategory |
Airports in Illinois
ⓘ
Buildings and structures in Rockford, Illinois ⓘ Transportation in Rockford, Illinois ⓘ |
| hasFocus |
cargo operations
ⓘ
low-cost passenger flights ⓘ |
| hasPassengerServiceType |
charter flights
ⓘ
scheduled passenger flights ⓘ |
| hasPrimaryUse | air cargo operations ⓘ |
| hasRunway |
Runway 1/19
ⓘ
Runway 7/25 ⓘ |
| hasSecondaryUse | commercial passenger service ⓘ |
| hasTerminal |
cargo facilities
ⓘ
passenger terminal ⓘ |
| hasWebsite | https://flyrfd.com ⓘ |
| IATAcode | RFD ⓘ |
| ICAOcode | KRFD ⓘ |
| isMajorCargoHubFor |
Amazon Air
ⓘ
UPS Airlines ⓘ |
| isUsedBy | low-cost carriers ⓘ |
| locatedIn | Rockford, Illinois ⓘ |
| locatedInAdministrativeTerritory | Winnebago County, Illinois ⓘ |
| locatedInTimeZone | Central Time Zone ⓘ |
| locatedNear |
Interstate 39
ⓘ
U.S. Route 20 ⓘ |
| opened | 1946 ⓘ |
| operator |
Greater Rockford Airport Authority
ⓘ
linked to:
Greater Rockford Airport
|
| runway1/19Length | 8200 ft ⓘ |
| runway7/25Length | 10004 ft ⓘ |
| runwaySurface |
asphalt
ⓘ
concrete ⓘ |
| serves |
Chicago metropolitan area
ⓘ
Rockford, Illinois ⓘ |
| servesRegion |
northern Illinois
ⓘ
southern Wisconsin ⓘ
linked to:
South Central Wisconsin
|
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: Chicago Rockford International Airport Description of subject: Chicago Rockford International Airport is a regional airport in northern Illinois known for cargo operations and low-cost passenger flights serving the Rockford and greater Chicago area.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
Chicago Rockford International Airport
→
formerName
→
Northwest Chicagoland Regional Airport at Rockford
ⓘ
linked to: Chicago Rockford International Airport