District of Columbia Department of Transportation
E32892
government agency
subordinate organization of the District of Columbia government
transportation agency
The District of Columbia Department of Transportation is the city agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure and services.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T253947 — 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: District of Columbia Department of Transportation Context triple: [Government of the District of Columbia, hasAgency, District of Columbia Department of Transportation]
-
A.
Washington Metropolitan Area Transit Authority
The Washington Metropolitan Area Transit Authority is the agency that manages public transportation services, including Metrorail and Metrobus, in the Washington, D.C. metropolitan region.
-
B.
Washington Metrorail Safety Commission
The Washington Metrorail Safety Commission is an independent oversight agency responsible for monitoring, investigating, and enforcing safety practices across the Washington, D.C. region’s Metrorail transit system.
-
C.
Maryland Department of Transportation
The Maryland Department of Transportation is the statewide agency responsible for planning, building, operating, and maintaining Maryland’s transportation systems, including highways, transit, ports, aviation, and rail services.
-
D.
District of Columbia Fire and Emergency Medical Services Department
The District of Columbia Fire and Emergency Medical Services Department is the municipal agency responsible for providing fire protection, emergency medical care, and rescue services throughout Washington, D.C.
-
E.
Maryland Transit Administration
The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
- 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: District of Columbia Department of Transportation Target entity description: The District of Columbia Department of Transportation is the city agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure and services.
-
A.
Washington Metropolitan Area Transit Authority
The Washington Metropolitan Area Transit Authority is the agency that manages public transportation services, including Metrorail and Metrobus, in the Washington, D.C. metropolitan region.
-
B.
Washington Metrorail Safety Commission
The Washington Metrorail Safety Commission is an independent oversight agency responsible for monitoring, investigating, and enforcing safety practices across the Washington, D.C. region’s Metrorail transit system.
-
C.
Maryland Department of Transportation
The Maryland Department of Transportation is the statewide agency responsible for planning, building, operating, and maintaining Maryland’s transportation systems, including highways, transit, ports, aviation, and rail services.
-
D.
District of Columbia Fire and Emergency Medical Services Department
The District of Columbia Fire and Emergency Medical Services Department is the municipal agency responsible for providing fire protection, emergency medical care, and rescue services throughout Washington, D.C.
-
E.
Maryland Transit Administration
The Maryland Transit Administration is the state agency responsible for operating and overseeing public transportation services in Maryland, including bus, rail, and commuter transit systems.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
government agency
ⓘ
subordinate organization of the District of Columbia government ⓘ transportation agency ⓘ |
| aims to |
improve transportation safety in Washington, D.C.
ⓘ
promote sustainable transportation options in Washington, D.C. ⓘ reduce congestion in Washington, D.C. ⓘ |
| applies to administrative territorial entity | Washington, D.C. ⓘ |
| collaborates with | Washington Metropolitan Area Transit Authority ⓘ |
| collects | traffic and transportation data in Washington, D.C. ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| develops |
long-range transportation plans for Washington, D.C.
ⓘ
transportation demand management programs in Washington, D.C. ⓘ |
| focuses on |
bicycle and micromobility infrastructure
ⓘ
multimodal transportation ⓘ pedestrian safety ⓘ traffic safety and Vision Zero initiatives ⓘ transit priority and reliability ⓘ |
| headquarters location | Washington, D.C. ⓘ |
| implements |
bridge rehabilitation and replacement projects in Washington, D.C.
ⓘ
street resurfacing programs in Washington, D.C. ⓘ streetscape improvement projects in Washington, D.C. ⓘ transportation capital projects in Washington, D.C. ⓘ |
| industry | transportation ⓘ |
| jurisdiction | District of Columbia ⓘ |
| mission | to enhance the quality of life for District residents and visitors by ensuring safe and efficient movement of people and goods ⓘ |
| oversees |
Capital Bikeshare in Washington, D.C.
ⓘ
DC Circulator bus service ⓘ
linked to:
DC Circulator bus system
|
| parent organization | Government of the District of Columbia ⓘ |
| regulates |
construction in public rights-of-way in Washington, D.C.
ⓘ
public space permits related to transportation in Washington, D.C. ⓘ |
| replaces |
District Division of Transportation
ⓘ
linked to:
District Department of Transportation
|
| responsible for |
alleys in Washington, D.C.
ⓘ
bicycle infrastructure in Washington, D.C. ⓘ bridges in Washington, D.C. ⓘ construction of transportation infrastructure in Washington, D.C. ⓘ curbside management in Washington, D.C. ⓘ maintenance of transportation infrastructure in Washington, D.C. ⓘ parking regulation on public streets in Washington, D.C. ⓘ public realm design related to transportation in Washington, D.C. ⓘ public space regulation related to transportation in Washington, D.C. ⓘ sidewalks and pedestrian facilities in Washington, D.C. ⓘ streetlights in Washington, D.C. ⓘ streets and roadways in Washington, D.C. ⓘ traffic operations in Washington, D.C. ⓘ traffic signals in Washington, D.C. ⓘ transportation planning in Washington, D.C. ⓘ tunnels in Washington, D.C. ⓘ |
| sector | public sector ⓘ |
| short name | DDOT ⓘ |
| website | https://ddot.dc.gov ⓘ |
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: District of Columbia Department of Transportation Description of subject: The District of Columbia Department of Transportation is the city agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure and services.
Referenced by (72)
Full triples — surface form annotated when it differs from this entity's canonical label.
Government of the District of Columbia
→
hasAgency
→
District of Columbia Department of Transportation
ⓘ
Capital Bikeshare (District of Columbia portion)
→
operator
→
District Department of Transportation
ⓘ
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
American Association of State Highway and Transportation Officials
→
represents
→
District of Columbia Department of Transportation
ⓘ
subject linked to:
DC Circulator bus system
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
subject linked to:
Interstate 495
linked to: District of Columbia Department of Transportation
Mayor of the District of Columbia
→
hasJurisdictionOver
→
District of Columbia Department of Transportation
ⓘ
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
Independence Avenue SW & 7th Street SW
→
jurisdiction
→
District of Columbia Department of Transportation
ⓘ
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation
linked to: District of Columbia Department of Transportation