Bi-State Development Agency (Metro) transit system
E311596
The Bi-State Development Agency (Metro) transit system is the public transportation network for the St. Louis region, operating MetroLink light rail, MetroBus services, and paratransit across Missouri and Illinois communities.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Bi-State Development Agency (Metro) transit system canonical | 1 |
| Bi-State Development transit system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2933874 — 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: Bi-State Development Agency (Metro) transit system Context triple: [St. Louis–Belleville metropolitan area (Illinois portion), servedBy, Bi-State Development Agency (Metro) transit system]
-
A.
Metropolitan Transit Authority
The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
-
B.
Rio Metro Regional Transit District
Rio Metro Regional Transit District is a public transportation agency in central New Mexico that oversees regional commuter rail and bus services, including the New Mexico Rail Runner Express.
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C.
STC Metro
STC Metro is the rapid transit system serving Mexico City and some surrounding areas, known as one of the largest and busiest metro networks in Latin America.
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D.
StarMetro public transit system
StarMetro public transit system is the city-operated bus and paratransit network serving residents, students, and visitors throughout Tallahassee, Florida.
-
E.
Bee-Line Bus System
The Bee-Line Bus System is a public transit network operating local and express bus routes throughout Westchester County, New York, and into parts of New York City.
- 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: Bi-State Development Agency (Metro) transit system Target entity description: The Bi-State Development Agency (Metro) transit system is the public transportation network for the St. Louis region, operating MetroLink light rail, MetroBus services, and paratransit across Missouri and Illinois communities.
-
A.
Metropolitan Transit Authority
The Metropolitan Transit Authority was a former public agency that operated and managed mass transit services in the Boston metropolitan area before being succeeded by the MBTA.
-
B.
Rio Metro Regional Transit District
Rio Metro Regional Transit District is a public transportation agency in central New Mexico that oversees regional commuter rail and bus services, including the New Mexico Rail Runner Express.
-
C.
STC Metro
STC Metro is the rapid transit system serving Mexico City and some surrounding areas, known as one of the largest and busiest metro networks in Latin America.
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D.
StarMetro public transit system
StarMetro public transit system is the city-operated bus and paratransit network serving residents, students, and visitors throughout Tallahassee, Florida.
-
E.
Bee-Line Bus System
The Bee-Line Bus System is a public transit network operating local and express bus routes throughout Westchester County, New York, and into parts of New York City.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
mass transit system
ⓘ
public transportation network ⓘ |
| alsoKnownAs | Metro ⓘ |
| busBrand | MetroBus ⓘ |
| busFuelType |
compressed natural gas
ⓘ
diesel ⓘ |
| component |
Metro Call-A-Ride
ⓘ
MetroBus ⓘ MetroLink light rail ⓘ
surface form:
MetroLink
|
| country |
United States of America
ⓘ
surface form:
United States
|
| fareMedium |
mobile ticketing
ⓘ
paper tickets ⓘ passes ⓘ smart card ⓘ |
| farePolicy | distance-based and zone-based elements on some services ⓘ |
| fareSystem | integrated fare system ⓘ |
| focusArea | cross-state regional connectivity ⓘ |
| fundingSource |
fares
ⓘ
federal grants ⓘ local taxes ⓘ |
| governingBody |
Bi-State Development Agency
ⓘ
surface form:
Bi-State Development Agency of the Missouri-Illinois Metropolitan District
|
| hasWebsite | https://www.metrostlouis.org/ ⓘ |
| headquartersLocation |
St. Louis, Missouri, United States
ⓘ
surface form:
St. Louis, Missouri
|
| legalAuthority | Missouri-Illinois Bi-State Compact ⓘ |
| lightRailBrand |
MetroLink light rail
ⓘ
surface form:
MetroLink
|
| lightRailTechnology | electric multiple unit trains ⓘ |
| mode |
bus
ⓘ
light rail ⓘ paratransit ⓘ |
| offers |
park-and-ride facilities
ⓘ
transit connections to St. Louis Lambert International Airport ⓘ |
| operator | Bi-State Development Agency ⓘ |
| paratransitBrand | Metro Call-A-Ride ⓘ |
| paratransitEligibility | Americans with Disabilities Act eligible riders ⓘ |
| primaryCityServed |
St. Louis, Missouri, United States
ⓘ
surface form:
St. Louis, Missouri
|
| primaryFunction | public transit for work, school, and leisure trips ⓘ |
| provides |
commuter transportation
ⓘ
regional mobility ⓘ transit access for people with disabilities ⓘ |
| region |
St. Louis metropolitan area
ⓘ
surface form:
Greater St. Louis
|
| serves |
Illinois communities
ⓘ
Missouri communities ⓘ St. Louis metropolitan area ⓘ |
| servesState |
Illinois
ⓘ
Missouri ⓘ |
| serviceType |
demand-responsive paratransit
ⓘ
fixed-route transit ⓘ |
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: Bi-State Development Agency (Metro) transit system Description of subject: The Bi-State Development Agency (Metro) transit system is the public transportation network for the St. Louis region, operating MetroLink light rail, MetroBus services, and paratransit across Missouri and Illinois communities.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
St. Louis–Belleville metropolitan area (Illinois portion)
→
servedBy
→
Bi-State Development Agency (Metro) transit system
ⓘ