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 |
|---|---|
| Nankō Port Town Line | transit line |
| U1 | — |
|
U2
surface form:
U2 (Berlin U-Bahn)
|
metro line |
| U3 | — |
| U4 | — |
| U5 | — |
| U8 | — |
|
Tokyo Waterfront Area Rapid Transit (via Rinkai Line)
surface form:
Rinkai Line
|
heavy rail line |
| DART Blue Line | light rail line |
|
E
surface form:
E (New York City Subway service)
|
— |
| J | rapid transit service |
| Seoul Subway Line 1 | metro line |
| Culver Line | New York City Subway line |
| A (New York City Subway service) | — |
| Muni F-Market & Wharves line | public transit line |
|
Red Line
surface form:
Red Line (Stockholm metro)
|
metro line |
|
Long Beach
surface form:
Los Angeles Metro A Line
|
light rail line |
| Tramway de Reims | light rail system |
| Seoul Subway Line 4 | metro line |
| West End Line | New York City Subway line |
| Canarsie Line | New York City Subway line |
| Vienna U-Bahn line U3 | — |
| Vienna U-Bahn line U4 | — |
| SEPTA Broad–Ridge Spur | — |
| Lambertseter Line | — |
| Atlanta Streetcar | light rail system |
|
Mumbai Metro
surface form:
Mumbai Metro Line 1
|
metro line |
| Chengdu Metro Line 1 | metro line |
|
MRT Line 7 (under construction)
surface form:
MRT Line 7
|
metro rail transit line |
| Chengdu Metro Line 2 | metro line |
| Brighton Beach Line | — |
| DART Orange Line | light rail line |
| Chollima Line | metro line |
| Hyoksin Line | metro line |
| Ljabru Line | light rail line |
|
MBTA Green Line D branch (nearby stations)
surface form:
MBTA Green Line D branch
|
light rail line |
| Brussels tram system | light rail system |
| C Line | rapid transit service |
| G Line | rapid transit service |
| L Line | — |
| Q Line | rapid transit service |
| 3 Line | rapid transit service |
|
5 Line
surface form:
5 (New York City Subway service)
|
rapid transit service |
| B Line | rapid transit service |
|
D Line
surface form:
D (New York City Subway service)
|
rapid transit service |
| Chengdu Metro Line 3 | metro line |
| Barcelona Metro Line 2 | — |
| C train (IND Eighth Avenue Local) | rapid transit service |
| Karlsruhe tram network | light rail system |
| N Line | — |