Triple
T13036604
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Southern Railway zone |
E326576
|
entity |
| Predicate | majorHub |
P2958
|
FINISHED |
| Object | Salem Junction |
E565714
|
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: Salem Junction | Statement: [Southern Railway zone, majorHub, Salem Junction]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Salem Junction Context triple: [Southern Railway zone, majorHub, Salem Junction]
-
A.
Salem Junction
chosen
Salem Junction is a major railway station and transit hub in Salem, Tamil Nadu, connecting the city to numerous regional and long-distance rail routes across India.
-
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.
Fitchburg station
Fitchburg station is a commuter rail stop in Fitchburg, Massachusetts, serving as a terminus on the MBTA Fitchburg Line connecting the city to the Greater Boston area.
-
D.
Concord station
Concord station is a Bay Area Rapid Transit (BART) rail station serving the city of Concord in Contra Costa County, California.
-
E.
Andover station
Andover station is a commuter rail stop in Andover, Massachusetts, served by the MBTA on its route between Boston and Haverhill.
- 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_69d8076cc45c81908123123f43e69266 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69d97f2a71a0819098bb6cf8a4b2208a |
completed | April 10, 2026, 10:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6cbd12eec81908ad5dae638c2210e |
completed | May 3, 2026, 4:15 a.m. |
Created at: April 9, 2026, 8:55 p.m.