Triple
T21352771
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wells, Maine |
E526530
|
entity |
| Predicate | hasRailStation |
P726
|
FINISHED |
| Object | Wells Regional Transportation Center |
—
|
NE NERFINISHED |
How this triple was built (3 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: Wells Regional Transportation Center | Statement: [Wells, Maine, hasRailStation, Wells Regional Transportation Center]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wells Regional Transportation Center Context triple: [Wells, Maine, hasRailStation, Wells Regional Transportation Center]
-
A.
Anderson Regional Transportation Center
Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving commuter rail and bus passengers traveling to and from the Greater Boston area.
-
B.
Aurora Transportation Center
Aurora Transportation Center is a major commuter rail and bus hub in Aurora, Illinois, serving as the western terminus for Metra’s BNSF Railway Line and a key regional transit center.
-
C.
Saco Transportation Center
Saco Transportation Center is a passenger rail and bus station in Saco, Maine that serves as a regional transportation hub for Amtrak and local transit services.
-
D.
Darby Transportation Center
Darby Transportation Center is a public transit hub in Darby, Pennsylvania, serving as a key interchange point for SEPTA trolley and bus services.
-
E.
Fern Rock Transportation Center
Fern Rock Transportation Center is a major multimodal transit hub in North Philadelphia that serves as a key subway, regional rail, and bus interchange in the SEPTA system.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Wells Regional Transportation Center Target entity description: Wells Regional Transportation Center is an intermodal passenger rail and bus station in Wells, Maine, serving Amtrak’s Downeaster and regional transit services.
-
A.
Anderson Regional Transportation Center
Anderson Regional Transportation Center is a major intermodal transit hub in Woburn, Massachusetts, serving commuter rail and bus passengers traveling to and from the Greater Boston area.
-
B.
Aurora Transportation Center
Aurora Transportation Center is a major commuter rail and bus hub in Aurora, Illinois, serving as the western terminus for Metra’s BNSF Railway Line and a key regional transit center.
-
C.
Saco Transportation Center
Saco Transportation Center is a passenger rail and bus station in Saco, Maine that serves as a regional transportation hub for Amtrak and local transit services.
-
D.
Darby Transportation Center
Darby Transportation Center is a public transit hub in Darby, Pennsylvania, serving as a key interchange point for SEPTA trolley and bus services.
-
E.
Fern Rock Transportation Center
Fern Rock Transportation Center is a major multimodal transit hub in North Philadelphia that serves as a key subway, regional rail, and bus interchange in the SEPTA system.
- F. None of above. chosen
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_69e0b51cd5cc81909ac1187971e8a8ad |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e8ad34a1d48190b14fa099968faf7c |
completed | April 22, 2026, 11:12 a.m. |
Created at: April 16, 2026, 5:05 p.m.