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 |
|---|---|
|
1
surface form:
1 (New York City Subway service)
|
rapid transit service |
| IND/BMT/IRT unified system | component of the New York City Subway |
| 3 Seventh Avenue Express | rapid transit service |
| Doha Metro Green Line | — |
| San Diego Trolley | light rail system |
| Jinan Metro Line 3 | — |
| Los Angeles Metro Green Line | light rail line |
|
Hefei Metro
surface form:
Hefei Metro Line 1
|
metro line |
| Muni Metro | light rail system |
| F Sixth Avenue Local | rapid transit service |
| W Broadway Local | rapid transit service |
| Los Angeles Metro Gold Line | light rail line |
| Metrorail Orange Line | — |
| Tram 28 route | public transport line |
| South Side Main Line | — |
|
Red Line
surface form:
Red Line (Doha Metro)
|
metro line |
| Barcelona Metro L4 | — |
| Mashhad Metro Line 2 | — |
| Brighton Line services | rapid transit service |
| Nippori-Toneri Liner | public transport line |
| Mashhad Metro Line 3 | planned metro line |
| Sheffield Supertram | light rail system |
| Shenzhen Metro Line 11 | metro line |
| Skokie Swift | rapid transit service |
| New York City Subway F line | — |
|
Line 5
surface form:
Line 5 (Mexico City Metro)
|
metro line |
| 2 train | rapid transit service |
| Broadway Local | rapid transit service |
| BMT Brighton Line | New York City Subway line |
| Grey Line | Delhi Metro line |
| Aqua Line (Noida Metro connection) | metro line |
| SEPTA Market–Frankford Line | — |
|
Broadway Line in Manhattan
surface form:
Broadway Line (Manhattan)
|
New York City Subway trunk line |
|
Astoria Line in Queens
surface form:
Astoria Line
|
New York City Subway line |
|
Line 8
surface form:
Line 8 (Mexico City Metro)
|
metro line |
| Nantes tramway | light rail system |
| RER B line | Réseau Express Régional line |
|
tramway T7
surface form:
Tramway T7
|
public transport line |
| D (IND Sixth Avenue Line) | rapid transit service |
|
Line 9
surface form:
Line 9 (Mexico City Metro)
|
metro line |
| BMT Myrtle Avenue Line | New York City Subway line |
| Metro line 50 | — |
| 4 train | rapid transit service |
| Lyon tramway line T1 | light rail line |
| Lyon tramway line T3 | light rail line |
| Metro line 51 | public transport line |
| Lille Metro | light metro system |
| Jubilee line | London Underground line |
| Metro line 52 | metro line |
| Amsterdam Metro line 50 | metro line |