Triple
T20671970
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Jhansi electric loco shed |
E508048
|
entity |
| Predicate | serviceArea |
P82
|
FINISHED |
| Object | North Central Railway network |
—
|
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: North Central Railway network | Statement: [Jhansi electric loco shed, serviceArea, North Central Railway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Central Railway network Context triple: [Jhansi electric loco shed, serviceArea, North Central Railway network]
-
A.
North Central Railway
chosen
North Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across key regions in northern and central India.
-
B.
East Central Railway
East Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across parts of eastern and central India.
-
C.
West Central Railway
West Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across parts of central India.
-
D.
South Central Railway
South Central Railway is one of the zones of Indian Railways, responsible for operating and managing rail services across parts of southern and central India.
-
E.
North Central Railway zone
The North Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered at Prayagraj, and is a major rail network serving parts of Uttar Pradesh, Madhya Pradesh, Rajasthan, and Haryana.
- 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_69e0b4c1164881909a3bf1e3ddb2bc32 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6b5cb1fc88190805f623e93a70368 |
completed | April 20, 2026, 11:24 p.m. |
Created at: April 16, 2026, 11:44 a.m.