Triple
T13874099
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Potomac Yard |
E333532
|
entity |
| Predicate | namedAfter |
P63
|
FINISHED |
| Object | Potomac Yard rail yard |
E333532
|
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: Potomac Yard rail yard | Statement: [Potomac Yard, namedAfter, Potomac Yard rail yard]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Potomac Yard rail yard Context triple: [Potomac Yard, namedAfter, Potomac Yard rail yard]
-
A.
Potomac Yard
chosen
Potomac Yard is a redeveloped urban neighborhood in Alexandria, Virginia, known for its former rail yard, mixed-use development, and new transit connections.
-
B.
Herndon Depot
Herndon Depot is a historic former railroad station in Herndon, Virginia, now preserved as a landmark and local history site.
-
C.
Arlington Depot
Arlington Depot is a historic railroad station in Arlington, Tennessee, preserved as a landmark reflecting the town’s early transportation and commercial history.
-
D.
Herndon station
Herndon station is a Washington Metro rail station in Herndon, Virginia, on the Silver Line serving the Dulles Technology Corridor and surrounding suburbs.
-
E.
Lorton station
Lorton station is the northern terminus of Amtrak’s Auto Train service, located in Lorton, Virginia.
- 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_69d81c5ced9c8190b0e9bcc6effe5959 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de0be4031c8190bef5865ec23b18a0 |
completed | April 14, 2026, 9:41 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f7c109ac5c819090b2b7e43334f904 |
completed | May 3, 2026, 9:41 p.m. |
Created at: April 9, 2026, 10:14 p.m.