Mass Transit Administration
E111016
The Mass Transit Administration was the former name of Maryland’s statewide public transportation agency responsible for operating and overseeing transit services.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mass Transit Administration canonical | 3 |
| UMTA | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T943730 — 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: Mass Transit Administration Context triple: [Maryland Transit Administration, hasPredecessor, Mass Transit Administration]
-
A.
Federal Transit Administration
The Federal Transit Administration is a U.S. government agency that provides financial and technical assistance to support and improve public transportation systems nationwide.
-
B.
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.
-
C.
Transit Bureau
The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
-
D.
Surface Transportation Board
The Surface Transportation Board is an independent U.S. federal agency that oversees and adjudicates economic regulation of the nation’s railroads and certain other surface transportation carriers.
-
E.
Metropolitan Transportation Authority
The Metropolitan Transportation Authority is the public agency responsible for operating and overseeing much of the mass transit and commuter rail systems in the New York City metropolitan area.
- 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: Mass Transit Administration Target entity description: The Mass Transit Administration was the former name of Maryland’s statewide public transportation agency responsible for operating and overseeing transit services.
-
A.
Federal Transit Administration
The Federal Transit Administration is a U.S. government agency that provides financial and technical assistance to support and improve public transportation systems nationwide.
-
B.
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.
-
C.
Transit Bureau
The Transit Bureau is the division of the New York City Police Department responsible for policing and ensuring safety within the city’s public transit system, particularly the subway.
-
D.
Surface Transportation Board
The Surface Transportation Board is an independent U.S. federal agency that oversees and adjudicates economic regulation of the nation’s railroads and certain other surface transportation carriers.
-
E.
Metropolitan Transportation Authority
The Metropolitan Transportation Authority is the public agency responsible for operating and overseeing much of the mass transit and commuter rail systems in the New York City metropolitan area.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
public transportation agency
ⓘ
state government agency ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| formerNameOf | Maryland Transit Administration ⓘ |
| fundingSource |
fare revenue
ⓘ
federal transportation grants ⓘ state government appropriations ⓘ |
| goal | provide safe and efficient public transportation in Maryland ⓘ |
| governmentLevel | state ⓘ |
| hasAbbreviation | MTA ⓘ |
| headquartersLocation |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
|
| industry | public transportation ⓘ |
| jurisdiction | Maryland ⓘ |
| locatedIn |
Baltimore, Maryland
ⓘ
linked to:
Baltimore, Maryland, United States
|
| operatedBy |
State of Maryland
ⓘ
linked to:
Maryland
|
| operatedIn |
Baltimore metropolitan area
ⓘ
linked to:
Baltimore–Washington metropolitan area
Maryland ⓘ |
| operatedService |
MARC Train commuter rail service
ⓘ
linked to:
MARC commuter rail
commuter bus routes in Maryland ⓘ local bus routes in Baltimore region ⓘ |
| ownedInfrastructure |
Baltimore Metro Subway
ⓘ
linked to:
Baltimore Metro SubwayLink
Central Light Rail Line ⓘ |
| parentAgency | Maryland Department of Transportation ⓘ |
| partOf | Maryland Department of Transportation ⓘ |
| primaryLanguage | English ⓘ |
| regulatedBy | laws of the State of Maryland ⓘ |
| replacedBy | Maryland Transit Administration ⓘ |
| responsibleFor |
operating state-owned transit services in Maryland
ⓘ
overseeing contracted transit operations in Maryland ⓘ planning public transportation services in Maryland ⓘ |
| sector | public sector ⓘ |
| serviceArea |
Anne Arundel County
ⓘ
Baltimore City ⓘ
linked to:
Baltimore
Baltimore County ⓘ Harford County ⓘ
linked to:
Harford County, Maryland
Howard County ⓘ other parts of Maryland ⓘ |
| serviceType |
bus transit
ⓘ
commuter rail ⓘ light rail ⓘ mass transit ⓘ metro subway ⓘ paratransit ⓘ |
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: Mass Transit Administration Description of subject: The Mass Transit Administration was the former name of Maryland’s statewide public transportation agency responsible for operating and overseeing transit services.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Mass Transit Administration