Triple
T23317253
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak stations in Virginia |
E590742
|
entity |
| Predicate | hasMajorHub |
P164
|
FINISHED |
| Object | Roanoke station |
—
|
NE NERFINISHED |
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: Roanoke station | Statement: [Amtrak stations in Virginia, hasMajorHub, Roanoke station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Roanoke station Context triple: [Amtrak stations in Virginia, hasMajorHub, Roanoke station]
-
A.
Roanoke station
chosen
Roanoke station is a passenger rail station in Roanoke, Virginia, serving as an Amtrak stop and regional transportation hub in the state's rail network.
-
B.
Tuckahoe station
Tuckahoe station is a Metro-North Railroad commuter rail stop on the Harlem Line serving the village of Tuckahoe in Westchester County, New York.
-
C.
Charlottesville station
Charlottesville station is a passenger rail station in Charlottesville, Virginia, that serves as a regional transportation hub for Amtrak services in the area.
-
D.
Lynchburg station
Lynchburg station is an Amtrak passenger rail station in Lynchburg, Virginia, serving as a regional hub for intercity train service.
-
E.
Manassas station
Manassas station is a historic passenger rail station in Manassas, Virginia, serving as a key stop for Virginia Railway Express commuter trains and Amtrak services.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e25d1d32188190948eb76909d1dcc3 |
completed | April 17, 2026, 4:17 p.m. |
| NER | Named-entity recognition | batch_69f197828c408190ae071624e40de4cc |
completed | April 29, 2026, 5:30 a.m. |
Created at: April 17, 2026, 5:06 p.m.