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 |
|---|---|
|
Line 2
surface form:
Line 2 (Brussels Metro)
|
metro line |
|
Line 5
surface form:
Line 5 (Brussels Metro)
|
metro line |
|
Line 6
surface form:
Line 6 (Brussels Metro)
|
— |
|
Changzhou Metro
surface form:
Changzhou Metro Line 1
|
metro line |
| R Line (Denver light rail) | light rail line |
| Orléans tramway | light rail system |
| Sheppard line | — |
| Shanghai Metro Line 18 | — |
| D Line (Denver light rail) | light rail line |
| Line 8-Diamante | public transport line |
| Line 11-Coral | public transport line |
|
Manila Metro Rail Transit System
surface form:
MRT Line 3
|
metro line |
| H Line (Denver light rail) | light rail line |
|
IND Sixth Avenue Line (nearby connection via passageways)
surface form:
IND Sixth Avenue Line
|
New York City Subway line |
| Line 1 (Santiago Metro) | metro line |
| Line 4A (Santiago Metro) | metro line |
| L Line (Denver light rail) | light rail line |
| Scarborough Rapid Transit | public transit line |
| Luxembourg tram line | light rail line |
| Shanghai Metro Line 5 | — |
|
Sacramento Regional Transit light rail (nearby)
surface form:
Sacramento Regional Transit light rail
|
light rail system |
| U1 line | — |
| U2 line | — |
| Suvarnabhumi Airport Rail Link | — |
| Silom Line | — |
| MRT Blue Line | — |
| Osaka Metro Sakaisuji Line | — |
| U3 line | — |
| West Midlands Metro | light rail system |
| New York City Subway Line 4 | rapid transit service |
| MRT Purple Line | — |
| MRT Yellow Line | mass rapid transit line |
| Line 6 (Santiago Metro) | metro line |
| Tram line 25 | public transport line |
| Montpellier tramway | light rail system |
| Highland Branch (Green Line D) | light rail line |
| MRT Pink Line | — |
| Amsterdam Metro line 51 | public transport line |
| MTR Tseung Kwan O Line | — |
|
Philadelphia subway system
surface form:
Market–Frankford Line
|
— |
| Porto Metro | light rail system |
|
U6 line
surface form:
U6 line (Frankfurt U-Bahn)
|
— |
| MRT Orange Line | — |
|
U7 line
surface form:
U7 line (Frankfurt U-Bahn)
|
— |
| MRT Brown Line | mass rapid transit line |
|
BMT Culver Line (historical BMT operation)
surface form:
BMT Culver Line
|
— |
| Tramway de Tours | light rail system |
| Route 102 Sharon Hill Line | light rail line |
| Amsterdam Metro line 53 | — |
|
Line 12 of the Mexico City Metro
surface form:
Line 12 (Mexico City Metro)
|
metro line |