Triple
T18860856
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bandra Terminus |
E461306
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Mumbai 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: Mumbai railway network | Statement: [Bandra Terminus, partOf, Mumbai railway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mumbai railway network Context triple: [Bandra Terminus, partOf, Mumbai railway network]
-
A.
Mumbai Suburban Railway
chosen
The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
-
B.
Mumbai Metro
Mumbai Metro is a rapid transit system serving the Mumbai metropolitan region, designed to alleviate congestion and complement the city’s suburban railway network.
-
C.
Mumbai Central railway division
Mumbai Central railway division is a key administrative division of Indian Railways responsible for managing railway operations and services in and around the Mumbai region.
-
D.
Delhi suburban railway
The Delhi suburban railway is a commuter rail network serving Delhi and its surrounding regions, providing frequent local train services that connect residential, commercial, and industrial areas across the National Capital Region.
-
E.
Mumbai–Vasai Road–Panvel line
The Mumbai–Vasai Road–Panvel line is a suburban railway corridor in the Mumbai metropolitan region that connects the western suburb of Vasai Road with Panvel via key junctions, facilitating both commuter and freight movement.
- 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_69d8dcfb7b9c8190854e7b171b98ea2e |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c060bfc4819092ac591692a6ccd5 |
completed | April 20, 2026, 5:57 a.m. |
Created at: April 10, 2026, 11:57 a.m.