Triple
T18747426
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mumbai Central railway division |
E458438
|
entity |
| Predicate | belongsToNetwork |
P2830
|
FINISHED |
| Object | Indian Railways broad-gauge electrified 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: Indian Railways broad-gauge electrified network | Statement: [Mumbai Central railway division, belongsToNetwork, Indian Railways broad-gauge electrified network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Indian Railways broad-gauge electrified network Context triple: [Mumbai Central railway division, belongsToNetwork, Indian Railways broad-gauge electrified network]
-
A.
Golden Quadrilateral railway network
The Golden Quadrilateral railway network is a major Indian Railways route system that interconnects key metropolitan cities in a quadrilateral pattern to facilitate high-volume passenger and freight movement.
-
B.
Delhi–Kolkata rail corridor
The Delhi–Kolkata rail corridor is one of India’s busiest and most important railway routes, linking the national capital with the eastern metropolis through major northern and eastern cities.
-
C.
Indian broad gauge
chosen
Indian broad gauge is the standard, wider-than-average railway track gauge predominantly used across India’s rail network, enabling high-capacity and heavy-haul train operations.
-
D.
Delhi–Ahmedabad rail corridor
The Delhi–Ahmedabad rail corridor is a major railway route in India connecting the national capital Delhi with the commercial hub Ahmedabad, passing through key cities in northern and western India.
-
E.
Lucknow–Kanpur Suburban Railway
The Lucknow–Kanpur Suburban Railway is a key suburban rail corridor in Uttar Pradesh that connects the major cities of Lucknow and Kanpur, serving dense commuter traffic between them.
- 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_69d8d394dc308190b6725073f5db324c |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e576936cf08190b3c0d2f4e8a616fc |
completed | April 20, 2026, 12:42 a.m. |
Created at: April 10, 2026, 11:51 a.m.