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
S9 Berlin S-Bahn line
Lexington Avenue Express (2) New York City Subway service
Lexington Avenue Express (5) New York City Subway service
S26 Berlin S-Bahn line
S85 Berlin S-Bahn line
S45 Berlin S-Bahn line
S46 Berlin S-Bahn line
Rockaway Park Shuttle New York City Subway service
Liberty Avenue elevated defunct New York City Subway line
Line 5 (Madrid Metro) Madrid Metro line
Metro B Line
B train New York City Subway service
metro line L9 Sud
surface form: Metro line L9 Sud
Barcelona Metro line
Confederation Line O-Train line
Santiago Metro Line 5 Santiago Metro line
1 train (IRT Broadway–Seventh Avenue Line) New York City Subway service
New York City Subway 5 line New York City Subway service
Route 10 SEPTA subway–surface trolley line
D train New York City Subway service
New York City Subway 6 line New York City Subway service
New York City Subway 7 train New York City Subway service
Route 11 SEPTA subway–surface trolley line
City Loop underground railway system
F train New York City Subway service
Route 13
surface form: SEPTA Route 13
SEPTA subway–surface trolley line
M train New York City Subway service
G train New York City Subway service
F
surface form: F (New York City Subway service)
New York City Subway service
Line 4 Sheppard
J train New York City Subway service
Eccles Line of the Manchester Metrolink
surface form: Eccles Line
Manchester Metrolink line
Oslo Metro Line 2 Oslo Metro line
Central Subway Muni Metro line
Oslo Metro Line 3 Oslo Metro line
Oslo Metro Line 4 Oslo Metro line
Metro Line 53 Amsterdam Metro line
N Broadway Express New York City Subway service
D Sixth Avenue Express New York City Subway service
Q Broadway Express New York City Subway service
Metro Line 54 Amsterdam Metro line
Shanghai Metro Line 11 Shanghai Metro line
L train New York City Subway service
D
surface form: D (New York City Subway service)
New York City Subway service
N train New York City Subway service
Los Angeles Metro D Line (subway) along Wilshire corridor
surface form: Los Angeles Metro D Line
Line 2
surface form: Line 2 (Guangzhou Metro)
Guangzhou Metro line
F line
surface form: F (New York City Subway service)
New York City Subway service
G line New York City Subway service
R line New York City Subway service
Q line New York City Subway service