C line
E1029637
The C line was a former streetcar route in the Los Angeles Railway system that served local passengers in early 20th-century Los Angeles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| C line canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13233487 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: C line Context triple: [Los Angeles Railway, operatedLines, C line]
-
A.
C line
The C line is a route within Copenhagen’s S-train suburban rail network, providing frequent commuter service between central Copenhagen and its outlying districts.
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B.
C Line
The C Line is a local New York City Subway service that runs along the Eighth Avenue Line in Manhattan and through parts of Brooklyn and Queens.
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C.
C Line
The C Line was a light rail service in Denver, Colorado, that operated as part of the Regional Transportation District’s rail network.
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D.
C Line
The C Line is a light rail route in the Los Angeles Metro Rail system that runs primarily along the I-105 freeway corridor, connecting coastal and inland communities in the South Bay region.
-
E.
Line C
Line C is one of the routes of the Porto Metro light rail network in Porto, Portugal, serving suburban and urban areas along its corridor.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: C line Target entity description: The C line was a former streetcar route in the Los Angeles Railway system that served local passengers in early 20th-century Los Angeles.
-
A.
C line
The C line is a route within Copenhagen’s S-train suburban rail network, providing frequent commuter service between central Copenhagen and its outlying districts.
-
B.
C Line
The C Line is a local New York City Subway service that runs along the Eighth Avenue Line in Manhattan and through parts of Brooklyn and Queens.
-
C.
C Line
The C Line was a light rail service in Denver, Colorado, that operated as part of the Regional Transportation District’s rail network.
-
D.
C Line
The C Line is a light rail route in the Los Angeles Metro Rail system that runs primarily along the I-105 freeway corridor, connecting coastal and inland communities in the South Bay region.
-
E.
Line C
Line C is one of the routes of the Porto Metro light rail network in Porto, Portugal, serving suburban and urban areas along its corridor.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
former public transit route
ⓘ
streetcar line ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| electrification | electric streetcar ⓘ |
| fareSystem | Los Angeles Railway fare system ⓘ |
| gauge | narrow gauge ⓘ |
| historicalSignificance | part of early 20th-century Los Angeles transit development ⓘ |
| location |
California
ⓘ
linked to:
California, United States
Los Angeles ⓘ |
| modeOfTransport | streetcar ⓘ |
| operatingPeriod | early 20th century ⓘ |
| operator | Los Angeles Railway ⓘ |
| ownedBy | Los Angeles Railway ⓘ |
| partOf |
Los Angeles streetcar network
ⓘ
linked to:
Los Angeles Railway urban transit system
|
| propulsionSystem | overhead electric wire ⓘ |
| publicTransitSystem |
Los Angeles Railway streetcar system
ⓘ
linked to:
Los Angeles Railway
|
| regionServed | central Los Angeles ⓘ |
| served | local passengers in Los Angeles ⓘ |
| serviceType | local passenger service ⓘ |
| status | discontinued ⓘ |
| system | Los Angeles Railway ⓘ |
| trackType | street-running track ⓘ |
| transportCategory | historic streetcar line ⓘ |
| transportMode | rail-based urban transit ⓘ |
| usedFor | urban transit ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: C line Description of subject: The C line was a former streetcar route in the Los Angeles Railway system that served local passengers in early 20th-century Los Angeles.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.