Triple
T4614843
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Western Railway zone |
E100842
|
entity |
| Predicate | majorTerminus |
P388
|
FINISHED |
| Object | Mumbai Central |
E268103
|
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: Mumbai Central | Statement: [Western Railway zone, majorTerminus, Mumbai Central]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mumbai Central Context triple: [Western Railway zone, majorTerminus, Mumbai Central]
-
A.
Mumbai Central
chosen
Mumbai Central is a major railway terminus in Mumbai, India, serving as a key hub for long-distance and suburban train services on the Western Railway network.
-
B.
New Delhi Railway Station
New Delhi Railway Station is one of India’s busiest and largest railway hubs, serving as a major gateway to the capital city and a central node in the country’s rail network.
-
C.
Secunderabad Junction
Secunderabad Junction is one of the major railway hubs in South India, serving as a key transit and operations center for the Hyderabad metropolitan region.
-
D.
Chhatrapati Shivaji Maharaj Terminus
Chhatrapati Shivaji Maharaj Terminus is a historic UNESCO-listed railway station in Mumbai renowned for its grand Victorian Gothic Revival architecture and role as a major transportation hub.
-
E.
Pune Junction
Pune Junction is a major railway station and transport hub serving the city of Pune in the Indian state of Maharashtra.
- 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_69bd43cf363c819087fd5ab441b4a3f4 |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd59c3d9ec8190a50ef03627dc351d |
completed | March 20, 2026, 2:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdfa8da23881909ba4a70e9697f260 |
completed | March 21, 2026, 1:55 a.m. |
Created at: March 20, 2026, 1:12 p.m.