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

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 1 Yonge–University
Line 3 Scarborough (closed in 2023)
surface form: Line 3 Scarborough
light metro line
Tehran Metro Line 6 metro line
Buenos Aires Premetro light rail system
SkyTrain Evergreen Extension
Millennium Line
E
surface form: Line E (Buenos Aires Underground)
Shanghai Metro Line 12
Tanimachi Line
Yotsubashi Line
Grand Paris Express (via Line 15)
surface form: Line 15 (Grand Paris Express)
metro line
Tehran Metro Line 1 metro line
Ashton-under-Lyne line light rail line
Line H (Buenos Aires Underground)
T Third Street line light rail line
Eighth Avenue Line in Manhattan
surface form: Eighth Avenue Line (IND)
New York City Subway trunk line
Chuo Line
surface form: Chuo Line (Osaka Metro)
Línea E metro line
CTA Red Line
Tehran Metro Line 7
Sennichimae Line
Line 4 of Guangzhou Metro metro line
Line 18 of Guangzhou Metro metro line
Pearl Line
CTA Blue Line
Sakaisuji Line
Nagahori Tsurumi-ryokuchi Line urban rail line
Busan Metro Line 3 metro line
Purple Line
surface form: Purple Line (Los Angeles Metro)
Metro Red Line
surface form: Metro Red Line (Los Angeles)
CTA Brown Line
Shanghai Metro Line 14
Guangzhou Metro Line 14
U6
Stammstrecke trunk line rapid transit trunk line
Imazatosuji Line
Braunschweig tram network light rail system
Brescia Metro light metro system
Toyama City Tram light rail system
Fulton Street Line New York City Subway line
Line 4 (Rio de Janeiro Metro)
BART Richmond–Millbrae+SFO line
CTA Green Line
Red Line
surface form: Red Line (GCRTA)
MBTA Red Line
CTA Pink Line
Shaker Heights rapid transit line light rail line
Severn Beach Line heavy rail line
Guangzhou–Foshan Metro Line intercity rapid transit line
Shanghai Metro Line 6