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 |
| Shanghai Metro line | 33 |
| Berlin U-Bahn line | 23 |
| Berlin S-Bahn line | 19 |
| Osaka Metro line | 17 |
| Oslo Metro line | 15 |
| Muni Metro line | 14 |
| Barcelona Metro line | 12 |
| Seoul Metropolitan Subway line | 9 |
| metro line branch | 9 |
| underground railway line | 9 |
| Tehran Metro line | 8 |
| London Underground line branch | 7 |
| Madrid Metro line | 7 |
| Buenos Aires Underground line | 6 |
| Munich S-Bahn line | 6 |
| Toronto subway line | 6 |
| Manchester Metrolink line | 5 |
| Santiago Metro line | 5 |
| Taipei Metro line | 5 |
| Guangzhou Metro line | 4 |
| SEPTA subway–surface trolley line | 4 |
| São Paulo Metro line | 4 |
| Amsterdam Metro line | 3 |
| London Underground branch | 3 |
| MBTA Silver Line branch | 3 |
| Tokyo Metro subway line | 3 |
| deep-level tube line | 3 |
| underground railway system | 3 |
| Athens Metro line | 2 |
| BART line | 2 |
| London Overground line | 2 |
| MBTA Silver Line route | 2 |
| New York City Subway terminology | 2 |
| Nuremberg U-Bahn line | 2 |
| Tianjin Metro line | 2 |
| Wuhan Metro line | 2 |
| proposed metro line | 2 |
| 부산 도시철도 노선 | 2 |
| CTA Green Line branch | 1 |
| Chongqing Rail Transit line | 1 |
| Foshan Metro line | 1 |
| London Underground line route | 1 |
| Los Angeles Metro Rail line designation | 1 |
| MBTA subway line | 1 |
| METRO Blue Line | 1 |
| New York City Subway line complex | 1 |
| New York City Subway line grouping | 1 |
| New York City Subway service branch | 1 |
| New York City Subway trunk route | 1 |
| O-Train line | 1 |
| Osaka Metroの路線 | 1 |
| RER A central section | 1 |
| Tokyo subway line | 1 |
| Tyne and Wear Metro line | 1 |
| Washington Metro trunk line | 1 |
| defunct New York City Subway line | 1 |
| metro line construction project | 1 |
| metro service route | 1 |
| proposed subway route | 1 |
| shuttle metro line | 1 |
| subway line in Japan | 1 |
| subway line in South Korea | 1 |
| subway–surface line | 1 |
| tuyến metro | 1 |
| underground line | 1 |
| линия Московского метрополитена | 1 |
| линия метрополитена | 1 |
| 地下鉄路線 | 1 |
| 도시철도 노선 | 1 |
| 지하철 노선 | 1 |
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 |
|---|---|
| Sakaisuji Line | Osaka Metro line |
| AA train | New York City Subway service |
| Nagahori Tsurumi-ryokuchi Line | Osaka Metro line |
| Tehran Metro Line 5 | Tehran Metro line |
|
Purple Line
surface form:
Purple Line (Los Angeles Metro)
|
— |
| Shanghai Metro Line 14 | Shanghai Metro line |
| S1 | Munich S-Bahn line |
| S6 | Munich S-Bahn line |
| Imazatosuji Line | Osaka Metro line |
| MBTA Red Line | — |
| Shanghai Metro Line 6 | Shanghai Metro line |
| G | New York City Subway service |
| Lexington Avenue Express (4) | New York City Subway service |
| Z train | New York City Subway service |
| Tuyến metro số 6 | tuyến metro |
| BART Berryessa/North San José–Daly City line | BART line |
| Shanghai Metro Line 16 | Shanghai Metro line |
| Berlin U-Bahn line U1 | Berlin U-Bahn line |
| N | New York City Subway service |
| Q | New York City Subway service |
|
R
surface form:
R (New York City Subway service)
|
New York City Subway service |
| W | New York City Subway service |
| North East Line | underground railway line |
|
B Line
surface form:
B Line (Los Angeles Metro)
|
— |
|
Red Line as B Line and D Line
surface form:
Red Line (Los Angeles Metro)
|
— |
|
New York City Subway J line
surface form:
J (New York City Subway service)
|
New York City Subway service |
| R service (Queens Boulevard Line terminal) | New York City Subway service |
|
Tokyo Metro Hibiya Line (nearby via Kasumigaseki)
surface form:
Tokyo Metro Hibiya Line
|
Tokyo Metro subway line |
|
Tokyo Metro Chiyoda Line (nearby via Kasumigaseki)
surface form:
Tokyo Metro Chiyoda Line
|
Tokyo Metro subway line |
| New York City Subway Z line | New York City Subway service |
| Z service | New York City Subway service |
| Line 2 Bloor–Danforth | — |
|
Toronto subway Line 4 Sheppard
surface form:
Line 4 Sheppard
|
— |
| Guangzhou Metro Line 6 | Guangzhou Metro line |
| Line 8 (Guangzhou Metro) | Guangzhou Metro line |
| U9 line | Berlin U-Bahn line |
| Osaka Metro Tanimachi Line | — |
| Rebibbia–Laurentina branch of Line B | metro line branch |
| U7 line | Berlin U-Bahn line |
|
Uptown
surface form:
Uptown (NYC Subway Direction)
|
New York City Subway terminology |
| IRT East Side Lines | New York City Subway line grouping |
| S | New York City Subway service |
| Z Nassau Street Express | New York City Subway service |
| Metro Purple Line | — |
| Line 18 (Shanghai Metro) | Shanghai Metro line |
| Tokyo Metro Tozai Line | — |
| Fukuoka City Subway Hakozaki Line | — |
| Berlin U-Bahn line U4 | Berlin U-Bahn line |
| SEPTA Broad Street Line | — |
| Berlin U-Bahn line U7 | Berlin U-Bahn line |