Triple
T8134842
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Roanoke, Virginia |
E189942
|
entity |
| Predicate | hasRailStation |
P726
|
FINISHED |
| Object | Roanoke Amtrak station |
E590740
|
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: Roanoke Amtrak station | Statement: [Roanoke, Virginia, hasRailStation, Roanoke Amtrak station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Roanoke Amtrak station Context triple: [Roanoke, Virginia, hasRailStation, Roanoke Amtrak station]
-
A.
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.
-
B.
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.
-
C.
Salisbury Amtrak station
Salisbury Amtrak station is a historic passenger rail station in Salisbury, North Carolina, serving Amtrak trains along the busy Charlotte–Greensboro–Raleigh corridor.
-
D.
Raleigh Union Station
Raleigh Union Station is a major intercity passenger rail hub in downtown Raleigh, North Carolina, serving Amtrak trains and regional transit connections.
-
E.
Greensboro Station
Greensboro Station is a Washington Metro Silver Line station serving the Tysons area of Fairfax County, 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_69ca82bcb4848190a9a9d036ad768642 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb43bbae608190bdc1afe6f0ab83ae |
completed | March 31, 2026, 3:47 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cc949065248190b67ba7aa2688903e |
completed | April 1, 2026, 3:44 a.m. |
Created at: March 30, 2026, 5:35 p.m.