District Department of Transportation
E1993
The District Department of Transportation is the local government agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure, including its roads, bridges, and public space.
All labels observed (4)
| Label | Occurrences |
|---|---|
| District Department of Transportation canonical | 28 |
| District Department of Transportation (DDOT) | 2 |
| DDOT | 1 |
| District Division of Transportation | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T25803 — 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 Department of Transportation Context triple: [Key Bridge, maintainedBy, District Department of Transportation]
-
A.
New York City Department of Transportation
The New York City Department of Transportation is the municipal agency responsible for managing and maintaining much of New York City's transportation infrastructure, including roads, bridges, traffic systems, and pedestrian facilities.
-
B.
United States Department of Transportation
The United States Department of Transportation is a federal executive department responsible for national transportation policy, safety regulation, and infrastructure across modes such as highways, aviation, rail, and transit.
-
C.
TriMet
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
-
D.
Chicago Transit Authority
The Chicago Transit Authority is the primary public transportation agency serving Chicago and several surrounding suburbs, operating the city’s extensive network of buses and rapid transit trains.
-
E.
Public Works Administration
The Public Works Administration was a major U.S. New Deal agency that funded large-scale public construction projects to stimulate economic recovery and create jobs during the Great Depression.
- 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 Department of Transportation Target entity description: The District Department of Transportation is the local government agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure, including its roads, bridges, and public space.
-
A.
New York City Department of Transportation
The New York City Department of Transportation is the municipal agency responsible for managing and maintaining much of New York City's transportation infrastructure, including roads, bridges, traffic systems, and pedestrian facilities.
-
B.
United States Department of Transportation
The United States Department of Transportation is a federal executive department responsible for national transportation policy, safety regulation, and infrastructure across modes such as highways, aviation, rail, and transit.
-
C.
Massachusetts Department of Transportation
The Massachusetts Department of Transportation is the state agency responsible for planning, building, and maintaining Massachusetts’ transportation infrastructure, including highways, public transit, and other mobility systems.
-
D.
TriMet
TriMet is the regional public transportation agency serving the Portland, Oregon metropolitan area, operating buses, light rail, and commuter rail services.
-
E.
Office for Emergency Management
The Office for Emergency Management was a World War II-era U.S. federal agency in the Executive Office of the President that coordinated national defense and emergency preparedness activities.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
government agency
ⓘ
subordinate agency of the District of Columbia government ⓘ transportation agency ⓘ |
| appliesToJurisdiction | Washington, D.C. ⓘ |
| collaboratesWith |
Metropolitan Washington Council of Governments
ⓘ
Washington Metropolitan Area Transit Authority ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| employerOf |
civil engineers
ⓘ
construction inspectors ⓘ maintenance workers ⓘ traffic engineers ⓘ transportation planners ⓘ urban foresters ⓘ |
| headquartersLocation | Washington, D.C. ⓘ |
| jurisdiction | District of Columbia ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| oversees |
Capital Bikeshare (District of Columbia portion)
ⓘ
DC Circulator bus system ⓘ |
| parentOrganization | Government of the District of Columbia ⓘ |
| responsibleFor |
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 in Washington, D.C. ⓘ pedestrian infrastructure in Washington, D.C. ⓘ planning of transportation systems in Washington, D.C. ⓘ public space in Washington, D.C. ⓘ public space permitting in Washington, D.C. ⓘ roads in Washington, D.C. ⓘ sidewalks in Washington, D.C. ⓘ snow removal on District-managed streets ⓘ streetlights in Washington, D.C. ⓘ streetscape projects in Washington, D.C. ⓘ traffic operations in Washington, D.C. ⓘ traffic signals in Washington, D.C. ⓘ transportation infrastructure in Washington, D.C. ⓘ urban forestry along public rights-of-way in Washington, D.C. ⓘ |
| sector |
infrastructure
ⓘ
transportation ⓘ |
| shortName |
District Department of Transportation
self-linksurface differs
ⓘ
surface form:
DDOT
|
| subjectOf |
District of Columbia transportation policy documents
ⓘ
transportation plans for Washington, D.C. ⓘ |
| uses |
District of Columbia local transportation funding
ⓘ
federal transportation funding ⓘ |
| 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 Department of Transportation Description of subject: The District Department of Transportation is the local government agency responsible for planning, constructing, and maintaining Washington, D.C.’s transportation infrastructure, including its roads, bridges, and public space.
Referenced by (32)
Full triples — surface form annotated when it differs from this entity's canonical label.
District Department of Transportation
→
shortName
→
District Department of Transportation
self-linksurface differs
ⓘ
this entity surface form:
DDOT
subject surface form:
DC Circulator
subject surface form:
DC Circulator
District of Columbia Department of Transportation
→
replaces
→
District Department of Transportation
ⓘ
this entity surface form:
District Division of Transportation
this entity surface form:
District Department of Transportation (DDOT)
subject surface form:
Constitution Avenue NW
this entity surface form:
District Department of Transportation (DDOT)
subject surface form:
Florida Avenue NE