Triple
T4738355
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Railway zone |
E105178
|
entity |
| Predicate | hasMajorStation |
P1071
|
FINISHED |
| Object | Lucknow NR railway station |
E122861
|
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: Lucknow NR railway station | Statement: [Northern Railway zone, 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 zone, 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.
Jamnagar railway station
Jamnagar railway station is a major rail hub in Gujarat, India, serving the city of Jamnagar with connections to numerous regional and long-distance destinations.
-
E.
Meerut Cantt railway station
Meerut Cantt railway station is a key Indian Railways station serving the cantonment area of Meerut in Uttar Pradesh, facilitating both civilian and military rail transport.
- 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_69bd43ee52048190b81a4f066534ffb3 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd6485d690819098dc4a974516da6b |
completed | March 20, 2026, 3:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be3a1796608190972865b2f6beef05 |
completed | March 21, 2026, 6:26 a.m. |
Created at: March 20, 2026, 1:19 p.m.