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 |
|---|---|
| E line | — |
| N line | — |
|
B line
surface form:
B (New York City Subway service)
|
rapid transit service |
| A line | rapid transit service |
|
Green Line
surface form:
Green Line (Montreal Metro)
|
— |
| Bronx elevated lines | — |
| Yellow Route | light rail line |
|
Aqua Line
surface form:
Aqua Line (Nagpur Metro)
|
metro line |
| Seoul Subway Line 5 | — |
| AREX | — |
| Gimpo Goldline | light metro line |
|
Line 1
surface form:
Line 1 (Seoul Metropolitan Subway)
|
metro line |
|
Line 2
surface form:
Line 2 (Seoul Metropolitan Subway)
|
metro line |
|
Line 4
surface form:
Line 4 (Seoul Metropolitan Subway)
|
metro line |
| Line 6 | — |
|
Line 7
surface form:
Line 7 (Seoul Metropolitan Subway)
|
metro line |
| U Line | light metro line |
|
Line 29
surface form:
Line 29 (Shenzhen Metro)
|
— |
|
Line 47
surface form:
Line 47 (Shenzhen Metro)
|
planned metro line |
| Line 3 Scarborough | light metro line |
|
Line 2
surface form:
Line 2 Bloor–Danforth
|
— |
|
Line 3
surface form:
Line 3 (Seoul Metropolitan Subway)
|
metro line |
|
Line 5
surface form:
Line 5 (Seoul Metropolitan Subway)
|
— |
|
Line 8
surface form:
Line 8 (Seoul Metropolitan Subway)
|
metro line |
| Serpukhovsko–Timiryazevskaya Line | Moscow Metro line |
| Ninth Avenue Line | public transit line |
|
Line 35
surface form:
Line 35 (Shenzhen Metro)
|
— |
|
Line 48
surface form:
Line 48 (Shenzhen Metro)
|
planned metro line |
| Genoa Metro Line 1 | — |
|
Line 36
surface form:
Line 36 (Shenzhen Metro)
|
— |
|
Line 49
surface form:
Line 49 (Shenzhen Metro)
|
— |
|
Line 9
surface form:
Line 9 (Seoul Subway)
|
— |
| Crosstown Line (G) | rapid transit service |
| Hefei Metro Line 5 | — |
| Metro Orange Line | — |
| Butovskaya Line | light metro line |
| Hefei Metro Line 6 | metro line |
|
Green Line
surface form:
Green Line (METRORail)
|
light rail line |
|
Green Line
surface form:
Green Line (TRAX)
|
light rail line |
|
Green Line
surface form:
Green Line (San Diego Trolley)
|
light rail line |
|
Line 37
surface form:
Line 37 (Shenzhen Metro)
|
— |
|
Line 38
surface form:
Line 38 (Shenzhen Metro)
|
— |
| Suin–Bundang Line | metro line |
| Moscow Central Circle | urban rail line |
| Hefei Metro Line 7 | metro line |
| Hefei Metro Line 8 | — |
|
Line 39
surface form:
Line 39 (Shenzhen Metro)
|
planned metro line |
| Akhmeteli–Varketili Line | metro line |
| Saburtalo Line | metro line |
|
Lidingöbanan light rail
surface form:
Lidingöbanan
|
light rail line |