Triple
T873755
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | New Delhi Railway Station |
E18871
|
entity |
| Predicate | railwayZone |
P15232
|
FINISHED |
| Object | Northern Railway zone |
E105178
|
NE FINISHED |
How this triple was built (3 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: Northern Railway zone | Statement: [New Delhi Railway Station, railwayZone, Northern Railway zone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Northern Railway zone Context triple: [New Delhi Railway Station, railwayZone, Northern Railway zone]
-
A.
Northern Railway zone
chosen
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.
-
B.
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.
-
C.
Indian Railways
Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
-
D.
Rajkot railway division
Rajkot railway division is an administrative division of Indian Railways’ Western Railway zone responsible for managing railway operations and infrastructure in and around Rajkot in Gujarat.
-
E.
Mumbai Suburban district
Mumbai Suburban district is a densely populated administrative district of Maharashtra that encompasses much of the northern and western suburban areas of Mumbai.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: railwayZone Context triple: [New Delhi Railway Station, railwayZone, Northern Railway zone]
-
A.
railwayDivision
Indicates that one administrative railway division is responsible for, manages, or encompasses another railway unit, line, or area within a rail network.
-
B.
railwayRegion
chosen
Indicates a relationship where a railway or rail network is associated with, located in, or administered within a particular geographic region.
-
C.
railTracks
Indicates that one entity consists of, includes, or is associated with rail tracks used for guiding trains or rail vehicles.
-
D.
railwayJunctionFor
Indicates that a location serves as a junction point where multiple railway lines or routes connect or intersect for a given railway network or service.
-
E.
railwayLine
Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
- F. None of above.
Provenance (4 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_69a4938db1f081909bcd1ad2713b6096 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4ac992d8c819088800f5a713fa7a4 |
completed | March 1, 2026, 9:16 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7c71e7c448190aa128bfaf26daead |
completed | March 4, 2026, 5:46 a.m. |
| PD | Predicate disambiguation | batch_69a4aa8b9b5c81909ac71904f8b8b5cd |
completed | March 1, 2026, 9:07 p.m. |
Created at: March 1, 2026, 7:39 p.m.