Triple
T18538380
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Midnapore railway station |
E453023
|
entity |
| Predicate | railwayDivision |
P1921
|
FINISHED |
| Object | Kharagpur railway division |
—
|
NE NERFINISHED |
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: Kharagpur railway division | Statement: [Midnapore railway station, railwayDivision, Kharagpur railway division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kharagpur railway division Context triple: [Midnapore railway station, railwayDivision, Kharagpur railway division]
-
A.
Kharagpur railway division
chosen
Kharagpur railway division is a major administrative and operational division of Indian Railways, centered on Kharagpur in West Bengal and known for handling significant rail traffic and maintenance activities.
-
B.
Khurda Road railway division
Khurda Road railway division is a major administrative division of Indian Railways’ East Coast Railway zone, overseeing railway operations and infrastructure in a large part of Odisha.
-
C.
Dhanbad railway division
Dhanbad railway division is an administrative division of Indian Railways under the East Central Railway zone, known for managing a dense network of coalfield-linked routes in Jharkhand and nearby regions.
-
D.
Chakradharpur railway division
Chakradharpur railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in its designated region under the South Eastern Railway zone.
-
E.
Katihar railway division
Katihar railway division is an administrative division of Indian Railways under the Northeast Frontier Railway zone, overseeing rail operations and infrastructure in and around Katihar in eastern India.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69d8d387b5548190aa030dad2cb4947e |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e534030bd88190b25b95305a12a0c1 |
completed | April 19, 2026, 7:58 p.m. |
Created at: April 10, 2026, 11:37 a.m.