Red Line

E15830

The Red Line is a major rapid transit route in Chicago that runs north–south through the city, serving as one of the busiest lines in its subway and elevated rail system.

Try in SPARQL Jump to: Surface forms Statements Referenced by

All labels observed (3)

Label Occurrences
Red Line canonical 24
Dan Ryan branch of the Red Line 1
Red Line (CTA) 1

Statements (49)

Predicate Object
instanceOf public transportation route
rapid transit line
colorDesignation red
connectsWith CTA Blue Line
surface form: Blue Line (CTA)

CTA Brown Line
surface form: Brown Line (CTA)

CTA Green Line
surface form: Green Line (CTA)

Orange Line
surface form: Orange Line (CTA)

CTA Pink Line
surface form: Pink Line (CTA)

Purple Line (CTA)
Yellow Line (CTA)
direction north–south
electrification third rail
fareSystem Ventra
hasSection elevated
expressway median
subway
hasTerminus 95th/Dan Ryan station
Howard station
isOneOf busiest lines in the Chicago "L" system
isPartOf Chicago Transit Authority
surface form: Chicago Transit Authority rail system
locatedIn Chicago, Illinois, United States
surface form: Chicago

Illinois
United States of America
surface form: United States
northernTerminus Howard station
openingDate 1943
operator Chicago Transit Authority
owner Chicago Transit Authority
servesArea Chicago Loop
surface form: Central Chicago

North Side of Chicago
South Side, Chicago
surface form: South Side of Chicago
servesStation 47th
63rd
Dan Ryan Expressway
surface form: 95th/Dan Ryan

Belmont
Chicago, Illinois, United States
surface form: Chicago

Fullerton
Grand
Howard
Jackson
Lake
Monroe
Roosevelt
Sox–35th
Wilson
servicePattern 24-hour service
southernTerminus 95th/Dan Ryan station
system Chicago "L"
trackGauge standard gauge
transitType rapid transit

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: Red Line
Description of subject: The Red Line is a major rapid transit route in Chicago that runs north–south through the city, serving as one of the busiest lines in its subway and elevated rail system.

Referenced by (26)

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

CTA hasRailLine Red Line
subject surface form: Chicago Transit Authority
CTA Red Line Sox–35th station servedByLine Red Line
this entity surface form: Red Line (CTA)
CTA Red Line Sox–35th station partOf Red Line
this entity surface form: Dan Ryan branch of the Red Line
Chicago "L" hasLine Red Line
CTA Pink Line connectsWith Red Line
Wilson servedByLine Red Line
Howard servedByLine Red Line
Lake servesLine Red Line
95th/Dan Ryan station line Red Line
Monroe station servedByLine Red Line
Howard station servesLine Red Line
Howard station isTerminalFor Red Line
Fullerton servesLine Red Line
Belmont servesLine Red Line
subject surface form: Belmont station (CTA North Side Main Line)
Ravenswood Line connectsTo Red Line
Howard Yard servesLine Red Line
CTA rail network hasLine Red Line