Runway 2L/20R

E252525

Runway 2L/20R is one of the primary paved runways at DuPage Airport in Illinois, used for general aviation and corporate aircraft operations.

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All labels observed (1)

Label Occurrences
Runway 2L/20R canonical 1

Statements (18)

Predicate Object
instanceOf airport runway
country United States of America
surface form: United States
hasLeftRightDesignation left (2L end)
right (20R end)
hasOperator DuPage Airport Authority
hasOrientation approximately north-south
hasRunwayDesignation 20R
2L
hasSurfaceType paved
isPrimaryRunwayAt DuPage Airport
locatedIn DuPage Airport
Illinois
United States of America
surface form: United States

West Chicago, Illinois
partOf DuPage Airport
surface form: DuPage Airport runway system
serves DuPage Airport traffic
usedFor corporate aircraft operations
general aviation operations

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: Runway 2L/20R
Description of subject: Runway 2L/20R is one of the primary paved runways at DuPage Airport in Illinois, used for general aviation and corporate aircraft operations.

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

DuPage Airport hasRunway Runway 2L/20R