Triple
T11377592
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Line (Mumbai Suburban Railway) |
E269508
|
entity |
| Predicate | region |
P40
|
FINISHED |
| Object | Western Railway zone of Indian Railways |
E100842
|
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: Western Railway zone of Indian Railways | Statement: [Western Line (Mumbai Suburban Railway), region, Western Railway zone of Indian Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Western Railway zone of Indian Railways Context triple: [Western Line (Mumbai Suburban Railway), region, Western Railway zone of Indian Railways]
-
A.
Western Railway zone
chosen
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.
-
B.
North Western Railway zone
The North Western Railway zone is one of the 19 railway zones of Indian Railways, responsible for managing and operating rail services primarily across the states of Rajasthan and parts of Gujarat, Punjab, and Haryana.
-
C.
West Central Railway zone
West Central Railway zone is one of the zones of Indian Railways, headquartered in Jabalpur, that manages and operates rail services across parts of central India.
-
D.
South Central Railway zone
The South Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered in Secunderabad, that oversees and operates rail services across parts of Telangana, Andhra Pradesh, Maharashtra, and neighboring regions.
-
E.
Northern Railway zone
The Northern Railway zone is one of the largest and oldest zones of Indian Railways, overseeing extensive rail operations across North India from its headquarters in New Delhi.
- 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_69d6aacca1048190b39dbbc2174616fa |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7fc30f5d48190bb273df4c9e583a9 |
completed | April 9, 2026, 7:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e684d1bcd08190925cc9a2e844c900 |
completed | April 20, 2026, 7:56 p.m. |
Created at: April 8, 2026, 9:33 p.m.