subway line

C641
concept

A subway line is a fixed route within an urban rail transit system, consisting of a sequence of stations and tracks over which trains operate according to a scheduled service.

All labels observed (73)

Label Occurrences
New York City Subway service 139
subway line canonical 66
Beijing Subway line 41

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: subway line
Generated description
A subway line is a fixed route within an urban rail transit system, consisting of a sequence of stations and tracks over which trains operate according to a scheduled service.

Instances (520)

Instance Via concept surface
Line 14
surface form: Line 14 (Beijing Subway)
Beijing Subway line
Yanfang Line Beijing Subway line
Tianjin Metro Line Z18 Tianjin Metro line
Tianjin Metro Line Z26 Tianjin Metro line
Line 15
surface form: Line 15 (Beijing Subway)
Beijing Subway line
Daxing Airport Express Beijing Subway line
Chongqing Rail Transit Line 4 Chongqing Rail Transit line
Line 16
surface form: Line 16 (Beijing Subway)
Beijing Subway line
S9 line Berlin S-Bahn line
Line 17
surface form: Line 17 (Beijing Subway)
Beijing Subway line
Yizhuang Line Beijing Subway line
Budapest Metro
surface form: Budapest Metro Line 1
underground railway line
MediaCityUK Line Manchester Metrolink line
SL5 MBTA Silver Line route
Line 19
surface form: Line 19 (Beijing Subway)
Beijing Subway line
Crosstown Local New York City Subway service
U5 line Berlin U-Bahn line
4
surface form: 4 (New York City Subway service)
New York City Subway service
Metro Line 1 (Millennium Underground) underground railway line
Line 17 at Hongqiao Railway Station Shanghai Metro line
U6 Berlin U-Bahn line
Nord-Süd-Bahn Berlin U-Bahn line
Line C of Buenos Aires Underground
surface form: Line C of the Buenos Aires Underground
U-Bahn line U1 Berlin U-Bahn line
MBTA Ashmont Branch
Milan Metro Line 5 underground railway line
Line D of Buenos Aires Underground Buenos Aires Underground line
MBTA Braintree Branch
Paris Métro Line 10 underground railway line
V New York City Subway service
New York City Subway Line 5 New York City Subway service
E (New York City Subway service) New York City Subway service
K Muni Metro line
3 train New York City Subway service
L Muni Metro line
Line 1 Yonge–University
Line 5 (Tehran Metro) Tehran Metro line
Tehran Metro Line 5 at Eram-e Sabz Tehran Metro line
Tehran Metro Line 6 Tehran Metro line
E
surface form: Line E (Buenos Aires Underground)
Buenos Aires Underground line
Shanghai Metro Line 12 Shanghai Metro line
Northern line Edgware branch (via Camden Town)
surface form: Northern line Edgware branch (via Camden Town)
London Underground line branch
Tanimachi Line Osaka Metro line
Yotsubashi Line Osaka Metro line
Line H (Buenos Aires Underground) underground line
Chuo Line
surface form: Chuo Line (Osaka Metro)
Osaka Metro line
Huaqiao branch metro line branch
Tehran Metro Line 7 Tehran Metro line
Northern line Morden branch London Underground line branch
Sennichimae Line Osaka Metro line