L Line (Los Angeles Metro)

E210510

former Los Angeles Metro Rail line light rail line

The L Line was a light rail route in the Los Angeles Metro Rail system that connected East Los Angeles and the San Gabriel Valley to downtown and northeast Los Angeles before being restructured into other lines.

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All labels observed (4)

Label	Occurrences
Los Angeles Metro L Line	6
L Line (Los Angeles Metro) canonical	3
LA Metro L Line (at Union Station)	1
Metro L Line (Los Angeles Metro Rail)	1

How this entity was disambiguated

This entity first appeared as the object of triple T1756120 — 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: L Line (Los Angeles Metro)
Context triple: [Metro Rail (Los Angeles), formerLine, L Line (Los Angeles Metro)]

A. K Line (Los Angeles Metro)
The K Line is a light rail route in the Los Angeles Metro Rail system serving neighborhoods in South Los Angeles and connecting to major transit hubs.
B. LA Metro A Line
The LA Metro A Line is a light rail line in Los Angeles County that connects downtown Los Angeles with several surrounding communities, including Pasadena and Long Beach.
C. Los Angeles Metro Rail
Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
D. 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.
E. D Line (Los Angeles Metro)
The D Line is a heavy-rail subway route in the Los Angeles Metro system that runs primarily beneath Wilshire Boulevard, connecting downtown Los Angeles with the city’s westside.
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: L Line (Los Angeles Metro)
Target entity description: The L Line was a light rail route in the Los Angeles Metro Rail system that connected East Los Angeles and the San Gabriel Valley to downtown and northeast Los Angeles before being restructured into other lines.

A. K Line (Los Angeles Metro)
The K Line is a light rail route in the Los Angeles Metro Rail system serving neighborhoods in South Los Angeles and connecting to major transit hubs.
B. LA Metro A Line
The LA Metro A Line is a light rail line in Los Angeles County that connects downtown Los Angeles with several surrounding communities, including Pasadena and Long Beach.
C. Los Angeles Metro Rail
Los Angeles Metro Rail is a rapid transit system serving Los Angeles County, California, consisting of multiple light rail and subway lines that connect key neighborhoods, business districts, and regional destinations.
D. 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.
E. D Line (Los Angeles Metro)
The D Line is a heavy-rail subway route in the Los Angeles Metro system that runs primarily beneath Wilshire Boulevard, connecting downtown Los Angeles with the city’s westside.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	former Los Angeles Metro Rail line ⓘ light rail line ⓘ
colorOnSystemMap	gold ⓘ
connectsWith	A Line at Union Station (before restructuring) ⓘ linked to: A Line at 7th Street/Metro Center B Line at Union Station (before restructuring) ⓘ linked to: B Line (Los Angeles Metro) D Line at Union Station (before restructuring) ⓘ linked to: D Line (Denver light rail) E Line at Little Tokyo/Arts District (after Regional Connector) ⓘ linked to: E Line (Los Angeles Metro)
country	United States ⓘ linked to: United States of America
electrification	750 V DC overhead catenary ⓘ
fareSystem	TAP card-based fare collection ⓘ
formerName	Gold Line ⓘ
gauge	standard gauge ⓘ
lineLength	approximately 31 miles ⓘ
locatedIn	Los Angeles County, California ⓘ linked to: Los Angeles County
notableStructure	Pasadena Freeway (SR 110) crossing near Arroyo Seco ⓘ linked to: Pasadena Freeway median running in Interstate 210 in Pasadena and Arcadia ⓘ
numberOfStations	27 ⓘ
opened	July 26, 2003 ⓘ
openedSegment	Eastside Extension to Atlantic opened November 15, 2009 ⓘ Foothill Extension to APU/Citrus College opened March 5, 2016 ⓘ Union Station–Sierra Madre Villa segment opened July 26, 2003 ⓘ
operator	Los Angeles County Metropolitan Transportation Authority ⓘ
ownedBy	Los Angeles County Metropolitan Transportation Authority ⓘ
reasonForRestructuring	completion of the Regional Connector Transit Project ⓘ
regionServed	San Gabriel Valley corridor ⓘ linked to: San Gabriel Valley
restructuredInto	A Line (Los Angeles Metro) ⓘ E Line (Los Angeles Metro) ⓘ
rightOfWay	mixture of at-grade, elevated, and freeway-median segments ⓘ
rollingStock	Kinki Sharyo P3010 light rail vehicles ⓘ linked to: Kinkisharyo light rail vehicles Siemens P2000 light rail vehicles ⓘ
servedNeighborhood	Azusa ⓘ Boyle Heights ⓘ East Los Angeles (unincorporated) ⓘ linked to: East Los Angeles Highland Park ⓘ Little Tokyo ⓘ linked to: Little Tokyo, Los Angeles Pasadena ⓘ
serviceArea	East Los Angeles ⓘ San Gabriel Valley ⓘ downtown Los Angeles ⓘ linked to: Downtown Los Angeles northeast Los Angeles ⓘ linked to: Northeast Los Angeles
serviceEnded	June 16, 2023 ⓘ
status	discontinued as a separate line designation ⓘ
system	Los Angeles Metro Rail ⓘ
terminus	APU/Citrus College station ⓘ Atlantic station ⓘ Union Station (historical core segment) ⓘ linked to: Union Station
trackConfiguration	mostly double track ⓘ
transitType	light rail ⓘ
usesInfrastructure	Regional Connector tunnel in downtown Los Angeles ⓘ

How these facts were elicited

Referenced by (11)

Full triples — surface form annotated when it differs from this entity's canonical label.

Metro Rail (Los Angeles) → formerLine → L Line (Los Angeles Metro) ⓘ

subject linked to: Metro Rail

Little Tokyo, Los Angeles → servedByTransit → Los Angeles Metro L Line ⓘ