Triple
T15036954
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | UP Express |
E378500
|
entity |
| Predicate | station |
P726
|
FINISHED |
| Object | Weston Station |
E442873
|
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: Weston Station | Statement: [UP Express, station, Weston Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Weston Station Context triple: [UP Express, station, Weston Station]
-
A.
Weston Station
chosen
Weston Station is a commuter rail station in Toronto, Ontario, serving as a stop on the Union Pearson Express line between downtown Toronto and Pearson International Airport.
-
B.
Stoughton Station
Stoughton Station is a Massachusetts Bay Transportation Authority commuter rail station in Stoughton, Massachusetts, serving as the endpoint for trains on the Providence/Stoughton Line.
-
C.
Westborough station
Westborough station is a Massachusetts Bay Transportation Authority commuter rail stop in Westborough, Massachusetts, serving riders on the Framingham/Worcester Line between Worcester and Boston.
-
D.
Newtonville station
Newtonville station is a commuter rail stop on the MBTA Framingham/Worcester Line serving the Newtonville neighborhood of Newton, Massachusetts.
-
E.
Rowayton station
Rowayton station is a commuter rail stop on the Metro-North Railroad New Haven Line serving the Rowayton neighborhood of Norwalk, Connecticut.
- 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_69d85cd46b2c819090d054c27787f677 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69ded82b29948190acda49cbec3f927a |
completed | April 15, 2026, 12:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe9ddfc13481909333690016650410 |
completed | May 9, 2026, 2:37 a.m. |
Created at: April 10, 2026, 2:59 a.m.