Triple
T23317270
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Amtrak stations in Virginia |
E590742
|
entity |
| Predicate | includesStation |
P33789
|
FINISHED |
| Object | Richmond Main Street station |
—
|
NE NERFINISHED |
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: Richmond Main Street station | Statement: [Amtrak stations in Virginia, includesStation, Richmond Main Street station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Richmond Main Street station Context triple: [Amtrak stations in Virginia, includesStation, Richmond Main Street station]
-
A.
Richmond Main Street Station
chosen
Richmond Main Street Station is a historic downtown Richmond rail hub that now serves as an Amtrak station and multimodal transportation center.
-
B.
Richmond station
Richmond station is a major Bay Area Rapid Transit (BART) and Amtrak intermodal rail hub located in Richmond, California.
-
C.
Richmond station
Richmond station is a major transport hub in southwest London that serves National Rail, London Overground, and London Underground services.
-
D.
Richmond–Brighouse station
Richmond–Brighouse station is an elevated SkyTrain station in Richmond, British Columbia, serving as a key transit hub on Metro Vancouver’s Canada Line.
-
E.
Montgomery St. station
Montgomery St. station is a major underground Bay Area Rapid Transit (BART) station located in San Francisco’s Financial District, serving as a key hub for commuters and connections to Muni Metro.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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.