Triple
T4880290
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Friendship Heights station |
E109307
|
entity |
| Predicate | locatedNear |
P294
|
FINISHED |
| Object | D.C.–Maryland border |
E196253
|
NE FINISHED |
How this triple was built (2 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: D.C.–Maryland border | Statement: [Friendship Heights station, locatedNear, D.C.–Maryland border]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: D.C.–Maryland border Context triple: [Friendship Heights station, locatedNear, D.C.–Maryland border]
-
A.
District of Columbia–Maryland border
chosen
The District of Columbia–Maryland border is the boundary line separating Washington, D.C. from the state of Maryland, running through both urban and natural areas in the region.
-
B.
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.
-
C.
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.
-
D.
Southeast Washington, D.C.
Southeast Washington, D.C. is a quadrant of the U.S. capital city known for its historic neighborhoods, including Capitol Hill, as well as major federal landmarks and rapidly redeveloping residential and commercial areas.
-
E.
Maryland–West Virginia boundary (traditional)
The Maryland–West Virginia boundary (traditional) is the historic state line in the central Appalachian region whose course was long defined by early colonial surveys and landmarks such as the Fairfax Stone.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69bd440e9d64819083e82cf33b4d9570 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6dc071d4819083ea9fd0c73c5f49 |
completed | March 20, 2026, 3:54 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be6803a1c081908972984241276c19 |
completed | March 21, 2026, 9:42 a.m. |
Created at: March 20, 2026, 1:27 p.m.