Triple
T23317260
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak stations in Virginia |
E590742
|
entity |
| Predicate | includesStation |
P33789
|
FINISHED |
| Object |
Culpeper station
Culpeper station is a historic passenger rail station in Culpeper, Virginia, served by Amtrak trains on routes connecting the town to major cities in the region.
|
E1587893
|
NE FINISHED |
How this triple was built (4 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: Culpeper station | Statement: [Amtrak stations in Virginia, includesStation, Culpeper station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Culpeper station Context triple: [Amtrak stations in Virginia, includesStation, Culpeper station]
-
A.
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.
-
B.
Martinsburg station
Martinsburg station is a historic passenger rail station in Martinsburg, West Virginia, serving MARC commuter trains and Amtrak services on the former Baltimore & Ohio Railroad line.
-
C.
Fredericksburg station
Fredericksburg station is a historic passenger rail station in Fredericksburg, Virginia, serving Amtrak and Virginia Railway Express commuter trains.
-
D.
Spotsylvania station
Spotsylvania station is a Virginia Railway Express commuter rail stop in Spotsylvania County, Virginia, serving passengers on the Fredericksburg Line to and from the Washington, D.C. area.
-
E.
Roanoke station
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.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Culpeper station Triple: [Amtrak stations in Virginia, includesStation, Culpeper station]
Generated description
Culpeper station is a historic passenger rail station in Culpeper, Virginia, served by Amtrak trains on routes connecting the town to major cities in the region.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Culpeper station Target entity description: Culpeper station is a historic passenger rail station in Culpeper, Virginia, served by Amtrak trains on routes connecting the town to major cities in the region.
-
A.
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.
-
B.
Martinsburg station
Martinsburg station is a historic passenger rail station in Martinsburg, West Virginia, serving MARC commuter trains and Amtrak services on the former Baltimore & Ohio Railroad line.
-
C.
Fredericksburg station
Fredericksburg station is a historic passenger rail station in Fredericksburg, Virginia, serving Amtrak and Virginia Railway Express commuter trains.
-
D.
Spotsylvania station
Spotsylvania station is a Virginia Railway Express commuter rail stop in Spotsylvania County, Virginia, serving passengers on the Fredericksburg Line to and from the Washington, D.C. area.
-
E.
Roanoke station
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.
- F. None of above. chosen
Provenance (5 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. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0c823819648190a29041d30a718dfe |
completed | May 19, 2026, 3:31 p.m. |
| NEDg | Description generation | batch_6a0ca6eda1f481908482f3a66d576c3c |
completed | May 19, 2026, 6:07 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0ca7bdf7f08190b50191b029480fc5 |
completed | May 19, 2026, 6:11 p.m. |
Created at: April 17, 2026, 5:06 p.m.