Dulles Access Road and Dulles Toll Road
E925202
The Dulles Access Road and Dulles Toll Road are parallel highways in Northern Virginia that provide both free airport-only access and tolled commuter routes between Washington, D.C., and Washington Dulles International Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dulles Access Road and Dulles Toll Road canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11401861 — 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: Dulles Access Road and Dulles Toll Road Context triple: [SR 7, hasJunctionWith, Dulles Access Road and Dulles Toll Road]
-
A.
Dulles Access Road
The Dulles Access Road is a limited-access highway in Northern Virginia that provides direct, toll-free access between the Capital Beltway and Washington Dulles International Airport.
-
B.
Dulles Toll Road
The Dulles Toll Road is a major tolled highway in Northern Virginia that provides a primary commuter and airport access route between the Washington, D.C. region and Washington Dulles International Airport.
-
C.
Dulles Greenway
Dulles Greenway is a privately owned toll road in Northern Virginia that connects Washington Dulles International Airport with communities in Loudoun County.
-
D.
Dulles Corridor
Dulles Corridor is a major high-technology and business hub in Northern Virginia that stretches along the Dulles Toll Road and connects the Washington, D.C. suburbs to Washington Dulles International Airport.
-
E.
Interstate 66
Interstate 66 is a major east–west U.S. highway in the Mid-Atlantic region that connects Washington, D.C. with northern Virginia and extends westward toward the Shenandoah Valley.
- 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: Dulles Access Road and Dulles Toll Road Target entity description: The Dulles Access Road and Dulles Toll Road are parallel highways in Northern Virginia that provide both free airport-only access and tolled commuter routes between Washington, D.C., and Washington Dulles International Airport.
-
A.
Dulles Access Road
The Dulles Access Road is a limited-access highway in Northern Virginia that provides direct, toll-free access between the Capital Beltway and Washington Dulles International Airport.
-
B.
Dulles Toll Road
The Dulles Toll Road is a major tolled highway in Northern Virginia that provides a primary commuter and airport access route between the Washington, D.C. region and Washington Dulles International Airport.
-
C.
Dulles Greenway
Dulles Greenway is a privately owned toll road in Northern Virginia that connects Washington Dulles International Airport with communities in Loudoun County.
-
D.
Dulles Corridor
Dulles Corridor is a major high-technology and business hub in Northern Virginia that stretches along the Dulles Toll Road and connects the Washington, D.C. suburbs to Washington Dulles International Airport.
-
E.
Interstate 66
Interstate 66 is a major east–west U.S. highway in the Mid-Atlantic region that connects Washington, D.C. with northern Virginia and extends westward toward the Shenandoah Valley.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
limited-access highway
ⓘ
toll road ⓘ |
| accessType | airport-only access ⓘ |
| connects |
Washington Dulles International Airport
ⓘ
Washington Dulles International Airport ⓘ Washington, D.C. ⓘ Washington, D.C. ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
United States ⓘ
linked to:
United States of America
|
| function |
provides free access to Washington Dulles International Airport
ⓘ
provides tolled access for non-airport traffic ⓘ |
| hasDirection |
east–west
ⓘ
east–west ⓘ |
| hasLanes |
separate lanes from Dulles Access Road
ⓘ
separate lanes from Dulles Toll Road ⓘ |
| isPartOfNetwork |
road network serving Washington Dulles International Airport
ⓘ
road network serving Washington Dulles International Airport ⓘ |
| locatedIn |
Northern Virginia
ⓘ
Northern Virginia ⓘ |
| namedFor |
Washington Dulles International Airport
ⓘ
Washington Dulles International Airport ⓘ |
| parallelTo |
Dulles Access Road
ⓘ
Dulles Toll Road ⓘ |
| partOf |
corridor between Washington, D.C., and Washington Dulles International Airport
ⓘ
corridor between Washington, D.C., and Washington Dulles International Airport ⓘ |
| primaryUse |
airport traffic
ⓘ
commuter traffic ⓘ |
| regionServed |
Washington metropolitan area
ⓘ
Washington metropolitan area ⓘ |
| restriction |
intended for airport users only
ⓘ
no airport-only restriction ⓘ |
| roadType |
freeway
ⓘ
freeway ⓘ |
| serves |
Washington Dulles International Airport
ⓘ
Washington Dulles International Airport ⓘ |
| servesCity |
Washington, D.C.
ⓘ
Washington, D.C. ⓘ |
| servesCounty |
Fairfax County, Virginia
ⓘ
Fairfax County, Virginia ⓘ |
| state |
Virginia
ⓘ
Virginia ⓘ |
| tollStatus |
toll-free
ⓘ
tolled ⓘ |
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: Dulles Access Road and Dulles Toll Road Description of subject: The Dulles Access Road and Dulles Toll Road are parallel highways in Northern Virginia that provide both free airport-only access and tolled commuter routes between Washington, D.C., and Washington Dulles International Airport.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.