Expo Line (Los Angeles Metro)
E810033
The Expo Line (Los Angeles Metro), now known as the E Line, is a light rail route in Los Angeles that connects Downtown Los Angeles to Santa Monica, serving major Westside neighborhoods and destinations.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Expo Line | 4 |
| Expo Line (Los Angeles Metro) canonical | 3 |
| E Line (formerly Expo Line) | 1 |
| Expo Line Phase 2 | 1 |
| Expo Line Phase 2 (now E Line) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9166925 — 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: Expo Line (Los Angeles Metro) Context triple: [Culver City station, formerLineName, Expo Line (Los Angeles Metro)]
-
A.
Expo Line
The Expo Line is a major automated rapid transit line in Metro Vancouver’s SkyTrain system, connecting downtown Vancouver with key suburban centres in Burnaby, New Westminster, and Surrey.
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B.
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.
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C.
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.
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D.
L Line (Los Angeles Metro)
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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E.
G Line (Los Angeles Metro)
The G Line (Los Angeles Metro) is a bus rapid transit route in Los Angeles’ San Fernando Valley that runs primarily along dedicated busways, providing high-frequency east–west service.
- 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: Expo Line (Los Angeles Metro) Target entity description: The Expo Line (Los Angeles Metro), now known as the E Line, is a light rail route in Los Angeles that connects Downtown Los Angeles to Santa Monica, serving major Westside neighborhoods and destinations.
-
A.
Expo Line
The Expo Line is a major automated rapid transit line in Metro Vancouver’s SkyTrain system, connecting downtown Vancouver with key suburban centres in Burnaby, New Westminster, and Surrey.
-
B.
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.
-
C.
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.
-
D.
L Line (Los Angeles Metro)
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.
-
E.
G Line (Los Angeles Metro)
The G Line (Los Angeles Metro) is a bus rapid transit route in Los Angeles’ San Fernando Valley that runs primarily along dedicated busways, providing high-frequency east–west service.
- F. None of above. chosen
Statements (61)
| Predicate | Object |
|---|---|
| instanceOf | light rail line ⓘ |
| colorOnMap | light blue ⓘ |
| connects |
Downtown Los Angeles
NERFINISHED
ⓘ
Santa Monica NERFINISHED ⓘ |
| connectsWith |
A Line (Los Angeles Metro)
NERFINISHED
ⓘ
B Line (Los Angeles Metro) NERFINISHED ⓘ C Line (Los Angeles Metro) via Expo/Crenshaw and K Line ⓘ D Line (Los Angeles Metro) NERFINISHED ⓘ K Line (Los Angeles Metro) at Expo/Crenshaw ⓘ |
| constructionAuthority | Exposition Metro Line Construction Authority NERFINISHED ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| currentName | E Line NERFINISHED ⓘ |
| electrification | overhead catenary ⓘ |
| fareSystem | TAP card-based distance-insensitive fare within Metro Rail ⓘ |
| formerLineLetter | no letter (color-based name "Expo Line") ⓘ |
| formerName | Expo Line NERFINISHED ⓘ |
| gradeProfile | mix of at-grade, elevated, and short trench segments ⓘ |
| hasStation |
17th Street/Santa Monica College station
NERFINISHED
ⓘ
26th Street/Bergamot station NERFINISHED ⓘ 7th Street/Metro Center station NERFINISHED ⓘ Culver City station NERFINISHED ⓘ Downtown Santa Monica station NERFINISHED ⓘ Expo Park/USC station NERFINISHED ⓘ Expo/Bundy station NERFINISHED ⓘ Expo/Crenshaw station NERFINISHED ⓘ Expo/Vermont station NERFINISHED ⓘ La Cienega/Jefferson station NERFINISHED ⓘ Palms station NERFINISHED ⓘ Pico station NERFINISHED ⓘ Westwood/Rancho Park station NERFINISHED ⓘ |
| lineLetter | E NERFINISHED ⓘ |
| locale |
Los Angeles County, California
NERFINISHED
ⓘ
Los Angeles, California NERFINISHED ⓘ Santa Monica, California NERFINISHED ⓘ |
| mode | light rail ⓘ |
| namedAfter | Exposition Boulevard NERFINISHED ⓘ |
| opened | April 28, 2012 ⓘ |
| operator | Los Angeles County Metropolitan Transportation Authority NERFINISHED ⓘ |
| phase1Opening | April 28, 2012 ⓘ |
| phase2Opening | May 20, 2016 ⓘ |
| rebrandedAs | E Line NERFINISHED ⓘ |
| rebrandingEffectiveDate | June 2023 ⓘ |
| rightOfWayHistory | built largely on former Pacific Electric Santa Monica Air Line right-of-way ⓘ |
| servesDestination |
Exposition Park museums
NERFINISHED
ⓘ
Santa Monica Pier (via Downtown Santa Monica station) NERFINISHED ⓘ Santa Monica beach NERFINISHED ⓘ USC (University of Southern California) NERFINISHED ⓘ |
| servesNeighborhood |
Culver City
NERFINISHED
ⓘ
Downtown Los Angeles NERFINISHED ⓘ Exposition Park NERFINISHED ⓘ Jefferson Park NERFINISHED ⓘ Palms NERFINISHED ⓘ Santa Monica NERFINISHED ⓘ Sawtelle NERFINISHED ⓘ University Park NERFINISHED ⓘ West Los Angeles NERFINISHED ⓘ |
| system | Los Angeles Metro Rail NERFINISHED ⓘ |
| terminusEast | Atlantic Station (via A Line through-routing after Regional Connector) NERFINISHED ⓘ |
| terminusWest | Downtown Santa Monica station NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| usesRollingStock | Kinkisharyo P3010 light rail vehicles NERFINISHED ⓘ |
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: Expo Line (Los Angeles Metro) Description of subject: The Expo Line (Los Angeles Metro), now known as the E Line, is a light rail route in Los Angeles that connects Downtown Los Angeles to Santa Monica, serving major Westside neighborhoods and destinations.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Expo Line
this entity surface form:
Expo Line
this entity surface form:
Expo Line Phase 2
this entity surface form:
Expo Line Phase 2 (now E Line)
this entity surface form:
Expo Line
this entity surface form:
E Line (formerly Expo Line)
this entity surface form:
Expo Line