Triple
T6025470
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Salem |
E134166
|
entity |
| Predicate | railwayDivisionHeadquarters |
P22571
|
FINISHED |
| Object | Salem railway division |
E326999
|
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 railway division | Statement: [Salem, railwayDivisionHeadquarters, Salem railway division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Salem railway division Context triple: [Salem, railwayDivisionHeadquarters, Salem railway division]
-
A.
Salem railway division
chosen
Salem railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around Salem in the state of Tamil Nadu.
-
B.
Railway Division
The Railway Division is a specialist branch of the Institution of Mechanical Engineers that focuses on railway engineering, technology, and industry practice.
-
C.
Kota railway division
Kota railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Kota within the West Central Railway zone.
-
D.
CSX RF&P Subdivision
The CSX RF&P Subdivision is a major CSX Transportation rail line in Virginia that forms part of the busy freight and passenger corridor linking Washington, D.C. with Richmond and points south.
-
E.
Fitchburg Line
The Fitchburg Line is a commuter rail service operated by the Massachusetts Bay Transportation Authority (MBTA) that runs between Boston and the city of Fitchburg in Massachusetts.
- 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_69c008742a5c8190b9cb9c2787a3d8b3 |
completed | March 22, 2026, 3:19 p.m. |
| NER | Named-entity recognition | batch_69c04fc08c5c819085afab5b18bce4d1 |
completed | March 22, 2026, 8:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c11375b4448190ad3087b21ac67329 |
completed | March 23, 2026, 10:18 a.m. |
Created at: March 22, 2026, 4:07 p.m.