Salt Lake City TRAX
E86503
Salt Lake City TRAX is a light rail transit system serving the Salt Lake City metropolitan area in Utah, operated by the Utah Transit Authority.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Salt Lake City TRAX canonical | 2 |
| UTA TRAX Red Line | 2 |
| Salt Lake City UTA TRAX | 1 |
| Salt Lake Valley light rail network | 1 |
| Salt Lake Valley light rail system | 1 |
| Utah Transit Authority TRAX | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T712169 — 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: Salt Lake City TRAX Context triple: [Siemens S70, usedInSystem, Salt Lake City TRAX]
-
A.
PHX Sky Train
PHX Sky Train is an automated people mover system that transports passengers between terminals, parking areas, and the light rail at Phoenix Sky Harbor International Airport.
-
B.
MAX Light Rail
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
-
C.
N Judah light rail
The N Judah light rail is a San Francisco Municipal Railway (Muni) Metro line that runs from downtown San Francisco to the Sunset District, serving major destinations including neighborhoods near Golden Gate Park.
-
D.
VTA light rail
VTA light rail is a light rail public transit system serving Santa Clara County, including cities such as San Jose, operated by the Santa Clara Valley Transportation Authority.
-
E.
DART Light Rail
DART Light Rail is a light rail transit system serving the Dallas–Fort Worth metropolitan area, operated by Dallas Area Rapid Transit.
- 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: Salt Lake City TRAX Target entity description: Salt Lake City TRAX is a light rail transit system serving the Salt Lake City metropolitan area in Utah, operated by the Utah Transit Authority.
-
A.
PHX Sky Train
PHX Sky Train is an automated people mover system that transports passengers between terminals, parking areas, and the light rail at Phoenix Sky Harbor International Airport.
-
B.
MAX Light Rail
MAX Light Rail is the metropolitan light rail transit system serving the Portland, Oregon, metropolitan area.
-
C.
N Judah light rail
The N Judah light rail is a San Francisco Municipal Railway (Muni) Metro line that runs from downtown San Francisco to the Sunset District, serving major destinations including neighborhoods near Golden Gate Park.
-
D.
VTA light rail
VTA light rail is a light rail public transit system serving Santa Clara County, including cities such as San Jose, operated by the Santa Clara Valley Transportation Authority.
-
E.
DART Light Rail
DART Light Rail is a light rail transit system serving the Dallas–Fort Worth metropolitan area, operated by Dallas Area Rapid Transit.
- F. None of above. chosen
Statements (46)
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: Salt Lake City TRAX Description of subject: Salt Lake City TRAX is a light rail transit system serving the Salt Lake City metropolitan area in Utah, operated by the Utah Transit Authority.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Salt Lake City TRAX
linked to: Salt Lake City TRAX
subject linked to:
Siemens SD160 LRVs
linked to: Salt Lake City TRAX
linked to: Salt Lake City TRAX
linked to: Salt Lake City TRAX
linked to: Salt Lake City TRAX