FrontRunner commuter rail
E483294
FrontRunner commuter rail is a regional passenger train service in northern Utah that connects major cities along the Wasatch Front, including Ogden, Salt Lake City, and Provo.
All labels observed (8)
How this entity was disambiguated
This entity first appeared as the object of triple T4952511 — 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: FrontRunner commuter rail Context triple: [Northern Utah, transportationCorridor, FrontRunner commuter rail]
-
A.
Sounder commuter rail
Sounder commuter rail is a regional passenger train service in the Seattle area that connects downtown Seattle with surrounding communities in Pierce and Snohomish counties.
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B.
COASTER commuter rail
COASTER commuter rail is a regional passenger train service in San Diego County, California, connecting coastal communities between Oceanside and downtown San Diego.
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C.
A-train commuter rail
The A-train commuter rail is a regional passenger rail line in North Texas that connects Denton to the Dallas–Fort Worth area as part of the Denton County Transportation Authority network.
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D.
MARC commuter rail
MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
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E.
Northstar commuter rail
Northstar commuter rail is a commuter train service in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with northern suburbs and exurban communities.
- 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: FrontRunner commuter rail Target entity description: FrontRunner commuter rail is a regional passenger train service in northern Utah that connects major cities along the Wasatch Front, including Ogden, Salt Lake City, and Provo.
-
A.
Sounder commuter rail
Sounder commuter rail is a regional passenger train service in the Seattle area that connects downtown Seattle with surrounding communities in Pierce and Snohomish counties.
-
B.
COASTER commuter rail
COASTER commuter rail is a regional passenger train service in San Diego County, California, connecting coastal communities between Oceanside and downtown San Diego.
-
C.
A-train commuter rail
The A-train commuter rail is a regional passenger rail line in North Texas that connects Denton to the Dallas–Fort Worth area as part of the Denton County Transportation Authority network.
-
D.
MARC commuter rail
MARC commuter rail is a regional passenger train service in Maryland that connects suburban communities and nearby states with major employment centers like Washington, D.C. and Baltimore.
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E.
Northstar commuter rail
Northstar commuter rail is a commuter train service in the Minneapolis–Saint Paul metropolitan area that connects downtown Minneapolis with northern suburbs and exurban communities.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
commuter rail service
ⓘ
passenger rail transport ⓘ regional rail service ⓘ |
| connectsWith |
Ogden Intermodal Transit Center
NERFINISHED
ⓘ
Provo Central station NERFINISHED ⓘ Salt Lake Central station NERFINISHED ⓘ TRAX light rail NERFINISHED ⓘ UTA bus network ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| electrification | diesel-powered ⓘ |
| fareSystem | UTA fare system ⓘ |
| hasFeature |
bicycle accommodation
ⓘ
park-and-ride lots at many stations ⓘ |
| lineLength | approximately 89 miles ⓘ |
| locatedIn | Utah ⓘ |
| locatedInRegion | Wasatch Front NERFINISHED ⓘ |
| numberOfStations | more than 15 ⓘ |
| opened | 2008 ⓘ |
| operatedBy | Utah Transit Authority NERFINISHED ⓘ |
| operator | Utah Transit Authority NERFINISHED ⓘ |
| ownedBy | Utah Transit Authority NERFINISHED ⓘ |
| propulsion | diesel-electric locomotive ⓘ |
| regionServed |
Davis County
NERFINISHED
ⓘ
Salt Lake County NERFINISHED ⓘ Utah County NERFINISHED ⓘ Weber County NERFINISHED ⓘ |
| rollingStock | bi-level commuter rail coaches ⓘ |
| safetySystem | positive train control (PTC) NERFINISHED ⓘ |
| servesArea | northern Utah ⓘ |
| servesCity |
American Fork
NERFINISHED
ⓘ
Clearfield NERFINISHED ⓘ Draper NERFINISHED ⓘ Farmington NERFINISHED ⓘ Layton NERFINISHED ⓘ Lehi NERFINISHED ⓘ Murray NERFINISHED ⓘ Ogden NERFINISHED ⓘ Orem NERFINISHED ⓘ Pleasant View NERFINISHED ⓘ Provo NERFINISHED ⓘ Roy NERFINISHED ⓘ Salt Lake City NERFINISHED ⓘ Sandy NERFINISHED ⓘ Woods Cross NERFINISHED ⓘ |
| serviceFrequency |
all-day service on weekdays
ⓘ
reduced service on Saturdays ⓘ |
| serviceType | commuter rail ⓘ |
| terminus |
Ogden
NERFINISHED
ⓘ
Provo NERFINISHED ⓘ |
| trackGauge | standard gauge ⓘ |
| website | https://www.rideuta.com ⓘ |
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: FrontRunner commuter rail Description of subject: FrontRunner commuter rail is a regional passenger train service in northern Utah that connects major cities along the Wasatch Front, including Ogden, Salt Lake City, and Provo.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Downtown Salt Lake City
this entity surface form:
FrontRunner commuter rail (via nearby Salt Lake Central)
this entity surface form:
FrontRunner commuter rail (nearby corridor)
this entity surface form:
FrontRunner commuter rail (nearby stations)
this entity surface form:
FrontRunner commuter rail (nearby stations)
this entity surface form:
FrontRunner commuter rail (nearby stations in the metro area)
this entity surface form:
FrontRunner commuter rail line
this entity surface form:
FrontRunner (Utah Transit Authority)
this entity surface form:
FrontRunner stations