Triple
T980336
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | VTA light rail |
E21151
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Winchester station
Winchester station is a light rail stop in Campbell, California, serving as the western terminus of the Santa Clara Valley Transportation Authority (VTA) Green Line.
|
E167202
|
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: Winchester station | Statement: [VTA light rail, hasStation, Winchester station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Winchester station Context triple: [VTA light rail, hasStation, Winchester station]
-
A.
Richmond station
Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
-
B.
Butler station
Butler station is a small MBTA light rail stop on Boston’s historic Mattapan trolley line in the Dorchester/Mattapan area.
-
C.
Winchester Center station
Winchester Center station is a commuter rail station in Winchester, Massachusetts, serving MBTA's Lowell Line north of Boston.
-
D.
Harpers Ferry station
Harpers Ferry station is a historic passenger rail station in Harpers Ferry, West Virginia, serving MARC commuter trains and Amtrak services along the former Baltimore & Ohio Railroad line.
-
E.
Washington station
Washington station is a major rapid transit stop on Chicago's downtown Loop, serving as a key hub in the city's 'L' train system.
- 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: Winchester station Triple: [VTA light rail, hasStation, Winchester station]
Generated description
Winchester station is a light rail stop in Campbell, California, serving as the western terminus of the Santa Clara Valley Transportation Authority (VTA) Green Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Winchester station Target entity description: Winchester station is a light rail stop in Campbell, California, serving as the western terminus of the Santa Clara Valley Transportation Authority (VTA) Green Line.
-
A.
Richmond station
Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
-
B.
Butler station
Butler station is a small MBTA light rail stop on Boston’s historic Mattapan trolley line in the Dorchester/Mattapan area.
-
C.
Winchester Center station
Winchester Center station is a commuter rail station in Winchester, Massachusetts, serving MBTA's Lowell Line north of Boston.
-
D.
Harpers Ferry station
Harpers Ferry station is a historic passenger rail station in Harpers Ferry, West Virginia, serving MARC commuter trains and Amtrak services along the former Baltimore & Ohio Railroad line.
-
E.
Washington station
Washington station is a major rapid transit stop on Chicago's downtown Loop, serving as a key hub in the city's 'L' train system.
- 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_69a493c2b62c8190b616351789ec47f8 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4b47b58ec81908d95f151b9af3dae |
completed | March 1, 2026, 9:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad0e5948bc819085b3a68784e520c5 |
completed | March 8, 2026, 5:51 a.m. |
| NEDg | Description generation | batch_69ad0edd84e4819081a23828e69cd9a1 |
completed | March 8, 2026, 5:53 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad0f90cdec81908a981e12184cdd75 |
completed | March 8, 2026, 5:56 a.m. |
Created at: March 1, 2026, 7:40 p.m.