Maryland state line at Friendship Heights
E464511
The Maryland state line at Friendship Heights marks the northern boundary between Washington, D.C. and Maryland in the Friendship Heights commercial and residential neighborhood.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Maryland state line at Friendship Heights canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4716151 — 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: Maryland state line at Friendship Heights Context triple: [Wisconsin Avenue NW, connects, Maryland state line at Friendship Heights]
-
A.
Fort Washington, Maryland
Fort Washington, Maryland is a suburban community in the Washington, D.C. metropolitan area known for its historic fort, residential neighborhoods, and location along the Potomac River.
-
B.
Middle River, Maryland
Middle River, Maryland is a suburban community in Baltimore County known for its residential neighborhoods, waterfront areas, and proximity to Martin State Airport and the greater Baltimore region.
-
C.
Potomac, Maryland
Potomac, Maryland is an affluent suburban community in Montgomery County just outside Washington, D.C., known for its large estates, excellent schools, and proximity to scenic Potomac River parks and trails.
-
D.
Potomac, Maryland, United States
Potomac, Maryland, United States is an affluent suburban community near Washington, D.C., known for its large estates, high-income residents, and highly ranked public schools.
-
E.
District Heights, Maryland
District Heights, Maryland is a small suburban city in the Washington, D.C. metropolitan area known for its residential neighborhoods and proximity to the nation’s capital.
- 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: Maryland state line at Friendship Heights Target entity description: The Maryland state line at Friendship Heights marks the northern boundary between Washington, D.C. and Maryland in the Friendship Heights commercial and residential neighborhood.
-
A.
Fort Washington, Maryland
Fort Washington, Maryland is a suburban community in the Washington, D.C. metropolitan area known for its historic fort, residential neighborhoods, and location along the Potomac River.
-
B.
Middle River, Maryland
Middle River, Maryland is a suburban community in Baltimore County known for its residential neighborhoods, waterfront areas, and proximity to Martin State Airport and the greater Baltimore region.
-
C.
Potomac, Maryland
Potomac, Maryland is an affluent suburban community in Montgomery County just outside Washington, D.C., known for its large estates, excellent schools, and proximity to scenic Potomac River parks and trails.
-
D.
Potomac, Maryland, United States
Potomac, Maryland, United States is an affluent suburban community near Washington, D.C., known for its large estates, high-income residents, and highly ranked public schools.
-
E.
District Heights, Maryland
District Heights, Maryland is a small suburban city in the Washington, D.C. metropolitan area known for its residential neighborhoods and proximity to the nation’s capital.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
geographic boundary
ⓘ
political boundary ⓘ state border segment ⓘ |
| adjacentTo |
Friendship Heights commercial district
ⓘ
linked to:
Friendship Heights
Friendship Heights residential area ⓘ
linked to:
Friendship Heights
|
| country |
United States
ⓘ
linked to:
United States of America
|
| crossedBy |
Western Avenue NW
ⓘ
Wisconsin Avenue NW ⓘ |
| demarcates |
difference in local laws between D.C. and Maryland
ⓘ
difference in sales tax regimes between D.C. and Maryland ⓘ difference in voting districts between D.C. and Maryland ⓘ |
| formsBoundaryBetween | Washington, D.C. and Maryland ⓘ |
| governingJurisdictionNorth |
Montgomery County government
ⓘ
State of Maryland ⓘ
linked to:
Maryland
|
| governingJurisdictionSouth |
District of Columbia government
ⓘ
linked to:
Government of the District of Columbia
|
| locatedInCity | Washington, D.C. ⓘ |
| locatedInCounty |
Montgomery County, Maryland
ⓘ
linked to:
Montgomery County
|
| locatedInNeighborhood | Friendship Heights ⓘ |
| near |
Chevy Chase, Maryland
ⓘ
Chevy Chase, Washington, D.C. ⓘ Friendship Heights Metro station ⓘ
linked to:
Friendship Heights station
|
| northernBoundaryOf | Washington, D.C. at Friendship Heights ⓘ |
| partOf |
District of Columbia–Maryland border
ⓘ
boundary between federal and state jurisdictions in the Washington metropolitan area ⓘ |
| regionTypeNorth | U.S. state ⓘ |
| regionTypeSouth | federal district ⓘ |
| separates |
Maryland
ⓘ
Washington, D.C. ⓘ |
| southernBoundaryOf |
Maryland at Friendship Heights
ⓘ
linked to:
Friendship Heights, Maryland
|
| usedAs |
jurisdictional boundary
ⓘ
school district boundary in some areas ⓘ tax jurisdiction boundary ⓘ |
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: Maryland state line at Friendship Heights Description of subject: The Maryland state line at Friendship Heights marks the northern boundary between Washington, D.C. and Maryland in the Friendship Heights commercial and residential neighborhood.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.