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 |
|---|---|
|
Red Line is colored red
surface form:
Red Line (MBTA)
|
— |
|
Orange Line is colored orange
surface form:
Orange Line (MBTA)
|
— |
|
Blue Line is colored blue
surface form:
Blue Line (MBTA)
|
— |
|
Green Line is colored green
surface form:
Green Line (MBTA)
|
light rail line |
| Tokyu Setagaya Line | light rail line |
| East–West Line | — |
| A | rapid transit service |
| Concourse Local | rapid transit service |
| Toulouse Metro Line A | — |
| Shenzhen Metro Line 16 | — |
| IND 207th Street Line | — |
| Shenzhen Metro Line 14 | — |
| New York City Subway G line | — |
|
Red Line
surface form:
Red Line (Lucknow Metro)
|
metro line |
| Second Avenue Subway | New York City Subway line |
| Hoekse Lijn (metro line B) | — |
| Inner Loop Metromover | public transit line |
|
E train (nearby at Lexington Avenue–53rd Street and 7th Avenue–53rd Street)
surface form:
E train
|
— |
|
M train (nearby at Lexington Avenue–53rd Street)
surface form:
M train
|
rapid transit service |
|
Line 5
surface form:
Line 5 Eglinton
|
— |
| Line 3 Eglinton (planned) | — |
| Trambaix | light rail system |
|
North–South Corridor
surface form:
North–South Corridor (Lucknow Metro)
|
metro line |
| Hanover Stadtbahn | light rail system |
| Tōzai Line | — |
| East–West Corridor | — |
| DART Green Line | light rail line |
| The Deuce on the Strip service | public transportation route |
|
Line 1
surface form:
Line 1 (Seville Metro)
|
— |
|
Line 3
surface form:
Line 3 (Seville Metro)
|
— |
|
Red Line and Yellow Line
surface form:
Red Line (CTA)
|
— |
| Trambesòs | light rail system |
| Lima Metro Line 1 | — |
|
Line 4
surface form:
Line 4 (Seville Metro)
|
— |
| Green Line (CTA) main line | — |
|
Lima Metro
surface form:
Lima Metro Line 1
|
metro line |
| TRAX light rail | light rail system |
| Lindenwold Line | — |
| Metrolink | light rail system |
| Île-de-France tramway Line 2 | light rail line |
| Île-de-France tramway Line 13 Express | public transport line |
| Osaka Metro Nankō Port Town Line | urban transit line |
| DART Red Line | light rail line |
| Orange Line (CTA) | — |
|
Orange Line
surface form:
Orange Line (San Diego Trolley)
|
light rail line |
|
Orange Line
surface form:
Orange Line (Nagpur Metro)
|
metro line |
| Beijing Subway Line 15 | — |
| Chicago "L" Green Line | — |
| MBTA Mattapan Line | light rail line |
|
Red Line and Brown Line
surface form:
Red Line (CTA)
|
— |