Triple
T18984289
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Maryland state line at Friendship Heights |
E464511
|
entity |
| Predicate | northernBoundaryOf |
P13331
|
FINISHED |
| Object | Washington, D.C. at Friendship Heights |
—
|
NE NERFINISHED |
How this triple was built (4 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Washington, D.C. at Friendship Heights | Statement: [Maryland state line at Friendship Heights, northernBoundaryOf, Washington, D.C. at Friendship Heights]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Washington, D.C. at Friendship Heights Context triple: [Maryland state line at Friendship Heights, northernBoundaryOf, Washington, D.C. at Friendship Heights]
-
A.
Navy Yard City, Washington
Navy Yard City, Washington is a small unincorporated community in Kitsap County located near Bremerton and the Puget Sound naval facilities.
-
B.
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.
-
C.
Forest Hills, Washington, D.C.
Forest Hills, Washington, D.C. is a leafy, affluent residential neighborhood in Northwest Washington known for its single-family homes, embassies, and proximity to Rock Creek Park and the Van Ness commercial corridor.
-
D.
Downtown Washington, D.C.
Downtown Washington, D.C. is the central business and commercial district of the U.S. capital, known for its dense concentration of offices, government buildings, cultural institutions, and major landmarks.
-
E.
Capitol Heights, Maryland
Capitol Heights, Maryland is a small suburban town just outside Washington, D.C., known for its residential neighborhoods and location in Prince George’s County.
- 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: Washington, D.C. at Friendship Heights Target entity description: Washington, D.C. at Friendship Heights is a mixed-use urban neighborhood in northwest Washington, D.C., known for its upscale shopping, residential areas, and proximity to the Maryland border.
-
A.
Navy Yard City, Washington
Navy Yard City, Washington is a small unincorporated community in Kitsap County located near Bremerton and the Puget Sound naval facilities.
-
B.
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.
-
C.
Forest Hills, Washington, D.C.
Forest Hills, Washington, D.C. is a leafy, affluent residential neighborhood in Northwest Washington known for its single-family homes, embassies, and proximity to Rock Creek Park and the Van Ness commercial corridor.
-
D.
Downtown Washington, D.C.
Downtown Washington, D.C. is the central business and commercial district of the U.S. capital, known for its dense concentration of offices, government buildings, cultural institutions, and major landmarks.
-
E.
Capitol Heights, Maryland
Capitol Heights, Maryland is a small suburban town just outside Washington, D.C., known for its residential neighborhoods and location in Prince George’s County.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: northernBoundaryOf Context triple: [Maryland state line at Friendship Heights, northernBoundaryOf, Washington, D.C. at Friendship Heights]
-
A.
northernBoundaryExtendedTo
Indicates that the northern boundary of one entity has been lengthened or expanded to reach or include another specified reference point or area.
-
B.
northernBoundaryReference
chosen
Indicates the feature or element that serves as the reference for defining the northern boundary of something.
-
C.
northernRegionAdjacentTo
Indicates that one region is directly next to another and lies to its north.
-
D.
isNorthernmostRegionOf
Indicates that one region is the geographically furthest north among all regions within a specified larger area or entity.
-
E.
hasMajorIslandOnNorthernBoundary
Indicates that the northern boundary of an entity is defined or significantly bordered by a major island.
- F. None of above.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d8dd008af48190a97ff1c6488edf1b |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5d65ec0bc8190b878252b1b4c3620 |
completed | April 20, 2026, 7:31 a.m. |
| PD | Predicate disambiguation | batch_69e4a2f437648190b85650dae8885d48 |
completed | April 19, 2026, 9:40 a.m. |
Created at: April 10, 2026, 12:01 p.m.