Triple
T22853713
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Eastern Railway |
E566421
|
entity |
| Predicate | division |
P889
|
FINISHED |
| Object | Ranchi 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: Ranchi railway division | Statement: [South Eastern Railway, division, Ranchi railway division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ranchi railway division Context triple: [South Eastern Railway, division, Ranchi railway division]
-
A.
Ranchi railway division
chosen
Ranchi railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around the Ranchi region under the South Eastern Railway zone.
-
B.
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.
-
C.
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.
-
D.
Samastipur railway division
Samastipur railway division is an administrative unit of Indian Railways under the East Central Railway zone, overseeing train operations and infrastructure in parts of Bihar including routes serving Jainagar.
-
E.
Kharagpur railway division
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.
- 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_69e2458750b481908a8e4cf4609cc6cf |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f17eba65a881908c484262c3ee5212 |
completed | April 29, 2026, 3:44 a.m. |
Created at: April 17, 2026, 3:37 p.m.