Triple
T19966682
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South East Central Railway zone |
E479952
|
entity |
| Predicate | hasRailCorridor |
P58937
|
FINISHED |
| Object | Bilaspur–Katni line segment |
—
|
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: Bilaspur–Katni line segment | Statement: [South East Central Railway zone, hasRailCorridor, Bilaspur–Katni line segment]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Bilaspur–Katni line segment Context triple: [South East Central Railway zone, hasRailCorridor, Bilaspur–Katni line segment]
-
A.
Jabalpur–Katni line
The Jabalpur–Katni line is a key railway route in the Indian state of Madhya Pradesh that connects the cities of Jabalpur and Katni, facilitating regional passenger and freight transport.
-
B.
Katni–Bilaspur line
chosen
The Katni–Bilaspur line is a key railway route in central India that connects Katni in Madhya Pradesh with Bilaspur in Chhattisgarh, serving as an important corridor for both passenger and freight traffic.
-
C.
Damoh–Katni line
The Damoh–Katni line is a railway route in the Indian state of Madhya Pradesh that connects the towns of Damoh and Katni as part of the regional rail network.
-
D.
Katni–Singrauli line
The Katni–Singrauli line is an Indian railway route in Madhya Pradesh that connects Katni with the coal-rich Singrauli region, serving both passenger and heavy freight traffic.
-
E.
Nagpur–Bilaspur line
The Nagpur–Bilaspur line is a key railway route in central India that connects Nagpur in Maharashtra with Bilaspur in Chhattisgarh, forming part of an important east–west rail corridor.
- 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_69d8e523c19881909f9197037200dde6 |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65bc5e41881908c1e8867820f1c0c |
completed | April 20, 2026, 5 p.m. |
Created at: April 10, 2026, 1:54 p.m.