rapid transit line
C640
concept
A rapid transit line is a high-capacity, high-frequency urban rail route operating on an exclusive or mostly separated right-of-way to provide fast, reliable public transportation between key areas of a city or metropolitan region.
All labels observed (78)
| Label | Occurrences |
|---|---|
| rapid transit line canonical | 982 |
| metro line | 494 |
| light rail line | 275 |
| rapid transit service | 116 |
| light rail system | 114 |
| planned metro line | 72 |
| public transport line | 58 |
| New York City Subway line | 51 |
| public transit line | 44 |
| Paris Métro line | 30 |
| Los Angeles Metro Rail line | 24 |
| heavy rail line | 24 |
| London Underground line | 19 |
| urban rail line | 19 |
| MBTA Green Line branch | 18 |
| Moscow Metro line | 18 |
| light metro line | 16 |
| public transportation route | 16 |
| Mexico City Metro line | 15 |
| Washington Metro line | 14 |
| Tokyo Metro line | 11 |
| New York City Subway trunk line | 10 |
| Chicago 'L' line | 9 |
| mass rapid transit line | 9 |
| Mass Rapid Transit line | 6 |
| Shenzhen Metro line | 6 |
| light metro system | 6 |
| line of the Moscow Metro | 6 |
| rapid transit line branch | 6 |
| transit line | 6 |
| Delhi Metro line | 5 |
| S-train line | 5 |
| MTR line | 4 |
| former rapid transit line | 4 |
| rapid transit service pattern | 4 |
| Chicago Transit Authority line | 3 |
| MBTA Red Line branch | 3 |
| Réseau Express Régional line | 3 |
| fully automated metro line | 3 |
| rapid transit route | 3 |
| rapid transit service route | 3 |
| urban transit line | 3 |
| BTS Skytrain line | 2 |
| Bay Area Rapid Transit line | 2 |
| Bay Area Rapid Transit service | 2 |
| Chicago "L" line | 2 |
| Montreal Metro line | 2 |
| SkyTrain line | 2 |
| component of the New York City Subway | 2 |
| high-speed metro line | 2 |
| intercity rapid transit line | 2 |
| orbital metro line | 2 |
| urban rail corridor | 2 |
| 'L' line | 1 |
| London Underground line extension | 1 |
| Mass Transit Railway line | 1 |
| Metro Rail line | 1 |
| Metrorail line | 1 |
| Metrorail service | 1 |
| Noida Metro corridor | 1 |
| S-Bahn trunk route | 1 |
| heavy rail metro line | 1 |
| heavy rail transit line | 1 |
| heavy-rail metro line | 1 |
| high-speed urban rail line | 1 |
| maglev rapid transit line | 1 |
| metro rail transit line | 1 |
| metro-style rail system | 1 |
| metropolitan railway service | 1 |
| rapid transit branch | 1 |
| rapid transit lines | 1 |
| rapid transit service branch | 1 |
| rapid transit trunk line | 1 |
| suburban rapid transit line | 1 |
| subway-style railway | 1 |
| tuyến đường sắt đô thị | 1 |
| underground rail line | 1 |
| urban rail transit route | 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: rapid transit line
Generated description
A rapid transit line is a high-capacity, high-frequency urban rail route operating on an exclusive or mostly separated right-of-way to provide fast, reliable public transportation between key areas of a city or metropolitan region.
Instances (1,930)
| Instance | Via concept surface |
|---|---|
| M17 line | — |
| M30 line | — |
|
D Line
surface form:
D Line (RTD)
|
public transit line |
| C Line | public transit line |
| RTD light rail | light rail system |
| East West MRT line | Mass Rapid Transit line |
| R Line | public transit line |
| W Line | light rail line |
|
E Line
surface form:
E Line (RTD Denver)
|
public transit line |
| Tianjin Metro Line Z6 | planned metro line |
| M18 line | — |
| M19 line | — |
| M44 line | — |
|
Line 5
surface form:
Line 5 (Beijing Subway)
|
metro line |
| S1 Line | maglev rapid transit line |
| Line 12 (Madrid Metro) | metro line |
| H Line | public transit line |
| Tianjin Metro Line Z7 | planned metro line |
| M35 line | metro line |
| Green Line | public transit line |
|
Line 7
surface form:
Line 7 (Beijing Subway)
|
— |
| Tianjin Metro Line Z8 | planned metro line |
|
IND Culver Line (F)
surface form:
IND Culver Line
|
New York City Subway line |
| Tianjin Metro Line Z9 | planned metro line |
| New Jersey Transit River Line | light rail line |
|
Line 8
surface form:
Line 8 (Beijing Subway)
|
— |
| Seishin-Yamate Line | — |
| Ion Line 1 | light rail line |
| Antwerp tram network | light rail system |
| Nanjing Metro Line S1 | — |
| Tianjin Metro Line Z10 | planned metro line |
| B (IND Concourse Line) | rapid transit service |
| Tianjin Metro Line Z11 | planned metro line |
| Nanjing Metro Line 2 | — |
| Tianjin Metro Line Z12 | planned metro line |
| 2 (IRT White Plains Road Line) | rapid transit service |
| Nanjing Metro Line 10 | metro line |
| Tianjin Metro Line Z13 | planned metro line |
| Strasbourg tramway | light rail system |
| East 63rd Branch of the Green Line | rapid transit line branch |
|
Line 9
surface form:
Line 9 (Beijing Subway)
|
— |
| Fangshan Line | — |
| Tianjin Metro Line Z14 | planned metro line |
| Tianjin Metro Line Z15 | planned metro line |
|
Island Line of MTR
surface form:
Island Line
|
— |
| Linha Verde | — |
|
Line 14
surface form:
Line 14 (Beijing Subway)
|
— |
| Yanfang Line | — |
| GVB bus line 48 | public transport line |
| Line L | public transport line |