Bi-State Development Agency
E12474
The Bi-State Development Agency is a regional public authority that operates and oversees public transportation services, including Metro Transit, in the Greater St. Louis metropolitan area.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T90049 — 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 Context triple: [St. Louis, Missouri, United States, servedByTransitAgency, Bi-State Development Agency]
-
A.
Peninsula Corridor Joint Powers Board
The Peninsula Corridor Joint Powers Board is a public agency formed by Bay Area counties to oversee and manage the Caltrain commuter rail service along the San Francisco Peninsula.
-
B.
San Diego Association of Governments
The San Diego Association of Governments is a regional planning and transportation agency that coordinates land use, transit, and infrastructure policy for the greater San Diego metropolitan area.
-
C.
California Commission for Economic Development
The California Commission for Economic Development is a state body that advises on and promotes policies to foster economic growth, business development, and job creation in California.
-
D.
Union Station Redevelopment Corporation
Union Station Redevelopment Corporation is a nonprofit organization responsible for managing, preserving, and overseeing the redevelopment of Washington, D.C.’s historic Union Station.
-
E.
Economic Development Administration
The Economic Development Administration is a U.S. federal agency that provides grants and technical assistance to support economic growth, job creation, and regional development in distressed 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: Bi-State Development Agency Target entity description: The Bi-State Development Agency is a regional public authority that operates and oversees public transportation services, including Metro Transit, in the Greater St. Louis metropolitan area.
-
A.
Peninsula Corridor Joint Powers Board
The Peninsula Corridor Joint Powers Board is a public agency formed by Bay Area counties to oversee and manage the Caltrain commuter rail service along the San Francisco Peninsula.
-
B.
San Diego Association of Governments
The San Diego Association of Governments is a regional planning and transportation agency that coordinates land use, transit, and infrastructure policy for the greater San Diego metropolitan area.
-
C.
California Commission for Economic Development
The California Commission for Economic Development is a state body that advises on and promotes policies to foster economic growth, business development, and job creation in California.
-
D.
Union Station Redevelopment Corporation
Union Station Redevelopment Corporation is a nonprofit organization responsible for managing, preserving, and overseeing the redevelopment of Washington, D.C.’s historic Union Station.
-
E.
Economic Development Administration
The Economic Development Administration is a U.S. federal agency that provides grants and technical assistance to support economic growth, job creation, and regional development in distressed communities.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
interstate compact agency
ⓘ
public transit agency ⓘ regional public authority ⓘ |
| alsoKnownAs |
Bi-State Development Agency
ⓘ
surface form:
Bi-State Development
Bi-State Development Agency ⓘ
surface form:
Bi-State Development Agency of the Missouri-Illinois Metropolitan District
|
| collaboratesWith |
local governments in Illinois
ⓘ
local governments in Missouri ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| foundedBy |
Illinois
ⓘ
surface form:
State of Illinois
Missouri ⓘ
surface form:
State of Missouri
|
| governs | Metro Transit (St. Louis) ⓘ |
| hasJurisdiction |
St. Louis metropolitan area
ⓘ
surface form:
Missouri-Illinois metropolitan district
|
| hasPart |
Gateway Arch Riverboats
ⓘ
surface form:
Gateway Arch Riverfront attractions
Metro Transit (St. Louis) ⓘ St. Louis Downtown Airport ⓘ |
| hasServiceArea |
St. Louis, Missouri, United States
ⓘ
surface form:
City of St. Louis
Madison County, Illinois ⓘ St. Clair County, Illinois ⓘ St. Louis County, Missouri ⓘ |
| hasWebsite | https://www.bistatedev.org/ ⓘ |
| headquartersLocation |
St. Louis, Missouri, United States
ⓘ
surface form:
St. Louis, Missouri
|
| industry |
infrastructure development
ⓘ
public transportation ⓘ regional planning ⓘ |
| legalForm | interstate compact ⓘ |
| operates |
Gateway Arch Riverboats
ⓘ
Metro Call-A-Ride ⓘ Metro Transit (St. Louis) ⓘ Metro Transit (St. Louis) ⓘ
surface form:
MetroBus (St. Louis)
MetroLink light rail ⓘ
surface form:
MetroLink (St. Louis)
St. Louis Downtown Airport ⓘ |
| operatesInMetropolitanArea | St. Louis metropolitan area ⓘ |
| purpose | to plan, develop, and operate public infrastructure and transportation in the St. Louis region ⓘ |
| regionServed | bi-state St. Louis region ⓘ |
| regulates | certain regional transportation and infrastructure projects in the St. Louis region ⓘ |
| sector | public sector ⓘ |
| serves |
St. Louis metropolitan area
ⓘ
surface form:
Greater St. Louis metropolitan area
Illinois ⓘ Missouri ⓘ |
| transportationMode |
aviation
ⓘ
bus ⓘ light rail ⓘ paratransit ⓘ riverboat ⓘ |
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 Description of subject: The Bi-State Development Agency is a regional public authority that operates and oversees public transportation services, including Metro Transit, in the Greater St. Louis metropolitan area.
Referenced by (24)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bi-State Development
this entity surface form:
Bi-State Development Agency of the Missouri-Illinois Metropolitan District
this entity surface form:
Bi-State Development Agency Metro
this entity surface form:
Bi-State Development Board of Commissioners
this entity surface form:
Bi-State Development Board of Commissioners
this entity surface form:
Bi-State Development
this entity surface form:
Bi-State Development Agency Metro
this entity surface form:
Bi-State Development Board of Commissioners
subject surface form:
Red Line (St. Louis MetroLink)
subject surface form:
Red Line (St. Louis MetroLink)
subject surface form:
Blue Line (St. Louis MetroLink)
this entity surface form:
Bi-State Development Agency of the Missouri-Illinois Metropolitan District