Triple
T13895151
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sambalpur Road |
E334067
|
entity |
| Predicate | zone |
P2160
|
FINISHED |
| Object | East Coast Railway zone |
E760598
|
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: East Coast Railway zone | Statement: [Sambalpur Road, zone, East Coast Railway zone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: East Coast Railway zone Context triple: [Sambalpur Road, zone, East Coast Railway zone]
-
A.
East Coast Railway zone
chosen
The East Coast Railway zone is a major administrative division of Indian Railways responsible for managing rail operations across parts of Odisha, Andhra Pradesh, and Chhattisgarh along India’s eastern coast.
-
B.
Eastern Railway zone
The Eastern Railway zone is one of the 19 railway zones of Indian Railways, headquartered in Kolkata, that manages a major portion of rail operations in eastern India.
-
C.
Western Railway zone
The Western Railway zone is one of the major zones of Indian Railways, overseeing rail operations across parts of western India including the states of Gujarat, Maharashtra, and Madhya Pradesh.
-
D.
North Eastern Railway zone
The North Eastern Railway zone is a major administrative division of Indian Railways responsible for operating and managing rail services across parts of northern and eastern Uttar Pradesh and neighboring regions.
-
E.
South Eastern Railway zone
The South Eastern Railway zone is one of the 19 railway zones of Indian Railways, headquartered in Garden Reach, Kolkata, and serving parts of West Bengal, Jharkhand, and Odisha.
- 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_69d81c5dd2d48190b7a5fc1e009de936 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de23a741908190bdf46d76c5f1411a |
completed | April 14, 2026, 11:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fba1c0b6848190b67051e0ccbdb707 |
completed | May 6, 2026, 8:17 p.m. |
Created at: April 9, 2026, 10:15 p.m.