Triple
T23317261
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak stations in Virginia |
E590742
|
entity |
| Predicate | includesStation |
P33789
|
FINISHED |
| Object | Danville station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Danville station | Statement: [Amtrak stations in Virginia, includesStation, Danville station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Danville station Context triple: [Amtrak stations in Virginia, includesStation, Danville station]
-
A.
Davisville station
Davisville station is a Toronto Transit Commission subway station on Line 1 that also serves as the site of the Davisville Yard and TTC headquarters.
-
B.
Madison/Wells station
Madison/Wells station was a former elevated rapid transit stop on Chicago’s Loop ‘L’ that once served trains on the city’s downtown circuit.
-
C.
Elizabethtown Station
Elizabethtown Station is a passenger rail station in Elizabethtown, Pennsylvania, served by Amtrak trains along a major east–west route across the state.
-
D.
Shady Grove station
Shady Grove station is a Washington Metro station in Maryland that serves as the northwestern terminus of the system’s Red Line.
-
E.
Greenwood station
Greenwood station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Greenwood neighborhood of Wakefield, Massachusetts.
- 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: Danville station Target entity description: Danville station is a historic passenger rail station in Danville, Virginia, served by Amtrak trains.
-
A.
Davisville station
Davisville station is a Toronto Transit Commission subway station on Line 1 that also serves as the site of the Davisville Yard and TTC headquarters.
-
B.
Madison/Wells station
Madison/Wells station was a former elevated rapid transit stop on Chicago’s Loop ‘L’ that once served trains on the city’s downtown circuit.
-
C.
Elizabethtown Station
Elizabethtown Station is a passenger rail station in Elizabethtown, Pennsylvania, served by Amtrak trains along a major east–west route across the state.
-
D.
Shady Grove station
Shady Grove station is a Washington Metro station in Maryland that serves as the northwestern terminus of the system’s Red Line.
-
E.
Greenwood station
Greenwood station is a Massachusetts Bay Transportation Authority commuter rail stop serving the Greenwood neighborhood of Wakefield, Massachusetts.
- F. None of above. chosen
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.