Triple
T22672021
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Dinajpur Railway Station |
E560241
|
entity |
| Predicate | railwayZone |
P15232
|
FINISHED |
| Object | West Zone of Bangladesh Railway |
—
|
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: West Zone of Bangladesh Railway | Statement: [Dinajpur Railway Station, railwayZone, West Zone of Bangladesh Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: West Zone of Bangladesh Railway Context triple: [Dinajpur Railway Station, railwayZone, West Zone of Bangladesh Railway]
-
A.
Bangladesh Railway
chosen
Bangladesh Railway is the state-owned national rail transport agency of Bangladesh, responsible for operating and maintaining the country’s railway network.
-
B.
Dhaka Metro Rail
Dhaka Metro Rail is the rapid transit system serving Bangladesh’s capital, designed to reduce traffic congestion and improve urban mobility.
-
C.
Ishwardi Junction
Ishwardi Junction is a major railway junction in Bangladesh that serves as a key hub linking multiple regional and national rail routes.
-
D.
Bandel–Katwa line
The Bandel–Katwa line is a suburban and regional railway corridor in West Bengal, India, connecting Bandel with Katwa and serving numerous towns and rural areas along the Hooghly and Burdwan districts.
-
E.
Dhaka Cantonment railway station
Dhaka Cantonment railway station is a major rail hub in Dhaka, Bangladesh, serving both civilian passengers and the surrounding military cantonment area.
- 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_69e2454bfd00819099115715a22cb057 |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f17820a8088190bc0ce907adf95863 |
completed | April 29, 2026, 3:16 a.m. |
Created at: April 17, 2026, 3:10 p.m.