Triple
T664090
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART |
E12820
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Richmond station
Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
|
E90455
|
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: Richmond station | Statement: [BART, hasStation, Richmond station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Richmond station Context triple: [BART, hasStation, Richmond station]
-
A.
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.
-
B.
Ashburn station
Ashburn station is a Washington Metro Silver Line terminus located in Loudoun County, Virginia, serving as a major commuter hub for the outer suburbs of the Washington, D.C. metropolitan area.
-
C.
Arlington station
Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
-
D.
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.
-
E.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
- 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: Richmond station Triple: [BART, hasStation, Richmond station]
Generated description
Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Richmond station Target entity description: Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
-
A.
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.
-
B.
Ashburn station
Ashburn station is a Washington Metro Silver Line terminus located in Loudoun County, Virginia, serving as a major commuter hub for the outer suburbs of the Washington, D.C. metropolitan area.
-
C.
Arlington station
Arlington station is an underground light rail stop on Boston's MBTA Green Line located near the Back Bay and Boston Public Garden.
-
D.
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.
-
E.
Brunswick station
Brunswick station is a passenger rail station in Brunswick, Maryland, serving as the western endpoint of MARC's Brunswick Line commuter service.
- 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_69a493355dec819098d4244b2fa34885 |
completed | March 1, 2026, 7:27 p.m. |
| NER | Named-entity recognition | batch_69a49fd1f0ec819087003d30bbab2fa6 |
completed | March 1, 2026, 8:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a65e331b148190aec0181dccbd5c62 |
completed | March 3, 2026, 4:06 a.m. |
| NEDg | Description generation | batch_69a660c799288190b06cd712abf035b1 |
completed | March 3, 2026, 4:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a6613af9688190b4f0f31ce6497836 |
completed | March 3, 2026, 4:19 a.m. |
Created at: March 1, 2026, 7:36 p.m.