Triple
T8352083
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eastern Railway zone |
E196584
|
entity |
| Predicate | jurisdictionIncludes |
P808
|
FINISHED |
| Object | Kolkata suburban sections around Howrah and Sealdah |
E638620
|
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: Kolkata suburban sections around Howrah and Sealdah | Statement: [Eastern Railway zone, jurisdictionIncludes, Kolkata suburban sections around Howrah and Sealdah]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kolkata suburban sections around Howrah and Sealdah Context triple: [Eastern Railway zone, jurisdictionIncludes, Kolkata suburban sections around Howrah and Sealdah]
-
A.
Kolkata Suburban Railway (Howrah–Sealdah sections)
chosen
The Kolkata Suburban Railway (Howrah–Sealdah sections) is a major suburban rail system serving the Kolkata metropolitan area, connecting its key terminals at Howrah and Sealdah with extensive surrounding suburbs.
-
B.
Barddhaman–Sainthia section
The Barddhaman–Sainthia section is a railway line in the Indian state of West Bengal that connects Barddhaman with Sainthia, serving several important towns and junctions along the route.
-
C.
southern suburbs of Kolkata
The southern suburbs of Kolkata are a rapidly urbanizing extension of the city characterized by a mix of residential neighborhoods, emerging commercial hubs, and peri-urban areas within the greater Kolkata metropolitan region.
-
D.
Howrah–Bardhaman chord line
The Howrah–Bardhaman chord line is a major suburban and intercity railway corridor in West Bengal, India, connecting Howrah with Bardhaman via a shorter, high-capacity route.
-
E.
Sealdah railway division
Sealdah railway division is a major administrative and operational division of Indian Railways based in Kolkata, serving one of the busiest suburban and long-distance rail networks in eastern India.
- 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_69ca82f08b348190bfb7881944bbff6f |
completed | March 30, 2026, 2:04 p.m. |
| NER | Named-entity recognition | batch_69cb80460f048190aa298ddffde1047d |
completed | March 31, 2026, 8:05 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cdc75623488190be3303f5e75784e8 |
completed | April 2, 2026, 1:33 a.m. |
Created at: March 30, 2026, 5:59 p.m.