Triple
T22687538
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Railway |
E560956
|
entity |
| Predicate | hasMajorStation |
P1071
|
FINISHED |
| Object | Lucknow NR railway station |
—
|
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: Lucknow NR railway station | Statement: [Northern Railway, hasMajorStation, Lucknow NR railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lucknow NR railway station Context triple: [Northern Railway, hasMajorStation, Lucknow NR railway station]
-
A.
Lucknow Charbagh railway station
chosen
Lucknow Charbagh railway station is a major railway hub in Lucknow, India, renowned for its distinctive Indo-Islamic architectural style and heavy passenger traffic.
-
B.
Kanpur Central railway station
Kanpur Central railway station is one of the busiest and largest railway junctions in North India, serving as a major transit hub for long-distance and regional trains in Uttar Pradesh.
-
C.
Lucknow NR railway division
Lucknow NR railway division is an administrative division of Indian Railways responsible for managing railway operations and infrastructure in and around the Lucknow region under the Northern Railway zone.
-
D.
Kanpur North Barracks station
Kanpur North Barracks station is a railway station in Kanpur, India, historically associated with the former British-era military barracks in the city.
-
E.
Lucknow Junction
Lucknow Junction is a major railway station and transport hub serving the city of Lucknow in the Indian state of Uttar Pradesh.
- 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_69e2454d71b48190a1f80af9f82b6fcf |
completed | April 17, 2026, 2:35 p.m. |
| NER | Named-entity recognition | batch_69f178983fc8819080aa00e45ff77952 |
completed | April 29, 2026, 3:18 a.m. |
Created at: April 17, 2026, 3:13 p.m.