Metro L Line (Gold Line)
E906403
The Metro L Line (Gold Line) is a light rail line in the Los Angeles Metro Rail system that connects communities across the San Gabriel Valley and northeastern Los Angeles to downtown and East Los Angeles.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Metro L Line (Gold Line) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11121207 — 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: Metro L Line (Gold Line) Context triple: [South Pasadena, California, traversedBy, Metro L Line (Gold Line)]
-
A.
Metro D Line
The Metro D Line is a light rail line in the Los Angeles Metro Rail system, serving the city’s central and surrounding areas as part of its expanding transit network.
-
B.
Metro E Line
The Metro E Line is a light rail line in Los Angeles that runs between East Los Angeles and Santa Monica, providing a major east–west transit corridor across the city.
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C.
Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
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D.
Metro A Line
The Metro A Line is a light rail line in Los Angeles County that runs between downtown Los Angeles and Long Beach as part of the region’s Metro Rail system.
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E.
Metro J Line
The Metro J Line is a bus rapid transit service in Los Angeles County that provides high-frequency, limited-stop connections along key north-south and east-west corridors.
- 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: Metro L Line (Gold Line) Target entity description: The Metro L Line (Gold Line) is a light rail line in the Los Angeles Metro Rail system that connects communities across the San Gabriel Valley and northeastern Los Angeles to downtown and East Los Angeles.
-
A.
Metro D Line
The Metro D Line is a light rail line in the Los Angeles Metro Rail system, serving the city’s central and surrounding areas as part of its expanding transit network.
-
B.
Metro E Line
The Metro E Line is a light rail line in Los Angeles that runs between East Los Angeles and Santa Monica, providing a major east–west transit corridor across the city.
-
C.
Metro B Line
The Metro B Line is a heavy rail subway line in Los Angeles that runs through central and Hollywood areas as part of the LA Metro Rail system.
-
D.
Metro A Line
The Metro A Line is a light rail line in Los Angeles County that runs between downtown Los Angeles and Long Beach as part of the region’s Metro Rail system.
-
E.
Metro J Line
The Metro J Line is a bus rapid transit service in Los Angeles County that provides high-frequency, limited-stop connections along key north-south and east-west corridors.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
light rail line
ⓘ
public transit line ⓘ |
| colorOnMap | gold ⓘ |
| connects |
Downtown Los Angeles
NERFINISHED
ⓘ
East Los Angeles NERFINISHED ⓘ Northeast Los Angeles NERFINISHED ⓘ San Gabriel Valley NERFINISHED ⓘ |
| connectsWith |
Metro A Line
NERFINISHED
ⓘ
Metro B Line NERFINISHED ⓘ Metro D Line NERFINISHED ⓘ Metro E Line NERFINISHED ⓘ |
| electrification | overhead catenary ⓘ |
| extensionOpened |
Eastside Extension 2009
NERFINISHED
ⓘ
Foothill Extension to Azusa 2016 NERFINISHED ⓘ |
| farePolicy | distance-insensitive flat fare ⓘ |
| fareSystem | TAP card NERFINISHED ⓘ |
| formerName | Gold Line NERFINISHED ⓘ |
| hasGradeCrossings | yes ⓘ |
| hasRightOfWay | exclusive and street-running mixed ⓘ |
| hasRollingStock |
Kinki Sharyo P3010 light rail vehicles
NERFINISHED
ⓘ
Siemens P2000 light rail vehicles NERFINISHED ⓘ |
| hasRouteNumber | L NERFINISHED ⓘ |
| hasStation |
Atlantic station
NERFINISHED
ⓘ
Little Tokyo/Arts District station NERFINISHED ⓘ Pasadena Memorial Park station NERFINISHED ⓘ Union Station NERFINISHED ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Los Angeles County NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| mode | rail ⓘ |
| openingDate | 2003 ⓘ |
| operatedBy | Los Angeles County Metropolitan Transportation Authority NERFINISHED ⓘ |
| owner | Los Angeles County Metropolitan Transportation Authority NERFINISHED ⓘ |
| partOf | Los Angeles Metro Rail NERFINISHED ⓘ |
| rebrandedAs | Metro L Line NERFINISHED ⓘ |
| safetySystem | automatic train protection ⓘ |
| servesArea | San Gabriel Valley NERFINISHED ⓘ |
| servesCity |
Azusa
NERFINISHED
ⓘ
Los Angeles NERFINISHED ⓘ Pasadena NERFINISHED ⓘ |
| servesCommunity |
Boyle Heights
NERFINISHED
ⓘ
East Los Angeles NERFINISHED ⓘ Highland Park NERFINISHED ⓘ Lincoln Heights NERFINISHED ⓘ |
| systemStyle | Metro Rail NERFINISHED ⓘ |
| ticketing | proof-of-payment system ⓘ |
| transitType | light rail ⓘ |
| usesTrackGauge | standard gauge ⓘ |
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: Metro L Line (Gold Line) Description of subject: The Metro L Line (Gold Line) is a light rail line in the Los Angeles Metro Rail system that connects communities across the San Gabriel Valley and northeastern Los Angeles to downtown and East Los Angeles.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.