Triple
T21081561
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Prudential station |
E519381
|
entity |
| Predicate | hasFormerName |
P65
|
FINISHED |
| Object | Mechanics station |
—
|
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: Mechanics station | Statement: [Prudential station, hasFormerName, Mechanics station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mechanics station Context triple: [Prudential station, hasFormerName, Mechanics station]
-
A.
Grabs Station
Grabs Station is a small settlement in Austria that developed around the local railway station serving the village of Grabs.
-
B.
Central Station
Central Station is a key light rail stop on the METRO Green Line serving as an important transit hub in its area.
-
C.
Central Station
Central Station is a key elevated stop on Jacksonville’s automated Skyway people mover system in downtown Jacksonville, Florida.
-
D.
Central Station
Central Station was the original name of Lisbon’s historic Rossio railway station, a key 19th-century rail hub known for its distinctive Neo-Manueline architecture.
-
E.
Central Station
Central Station is Sydney’s largest and busiest railway hub, serving as a major interchange for suburban, intercity, and light rail services.
- 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: Mechanics station Target entity description: Mechanics station was the original name of what is now known as Prudential station on the MBTA Green Line in Boston, Massachusetts.
-
A.
Grabs Station
Grabs Station is a small settlement in Austria that developed around the local railway station serving the village of Grabs.
-
B.
Central Station
Central Station is a key light rail stop on the METRO Green Line serving as an important transit hub in its area.
-
C.
Central Station
Central Station is a key elevated stop on Jacksonville’s automated Skyway people mover system in downtown Jacksonville, Florida.
-
D.
Central Station
Central Station was the original name of Lisbon’s historic Rossio railway station, a key 19th-century rail hub known for its distinctive Neo-Manueline architecture.
-
E.
Central Station
Central Station is Sydney’s largest and busiest railway hub, serving as a major interchange for suburban, intercity, and light rail services.
- 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_69e0b506e59c8190849b71ed07929215 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e702db430c81908a1547d8fbe45506 |
completed | April 21, 2026, 4:53 a.m. |
Created at: April 16, 2026, 2:49 p.m.