Triple
T4738348
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Northern Railway zone |
E105178
|
entity |
| Predicate | division |
P889
|
FINISHED |
| Object |
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.
|
E465596
|
NE FINISHED |
How this triple was built (4 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 division | Statement: [Northern Railway zone, division, Lucknow NR railway division]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lucknow NR railway division Context triple: [Northern Railway zone, division, Lucknow NR railway division]
-
A.
Agra railway division
Agra railway division is an administrative unit of Indian Railways responsible for managing railway operations and infrastructure in and around the Agra region.
-
B.
Lucknow Charbagh railway station
Lucknow Charbagh railway station is a major railway hub in Lucknow, India, renowned for its distinctive Indo-Islamic architectural style and heavy passenger traffic.
-
C.
Ambala railway division
Ambala railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Ambala in northern India.
-
D.
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.
-
E.
Lucknow district
Lucknow district is an administrative region in the Indian state of Uttar Pradesh that encompasses the city of Lucknow and its surrounding areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Lucknow NR railway division Triple: [Northern Railway zone, division, Lucknow NR railway division]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Lucknow NR railway division Target entity description: 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.
-
A.
Agra railway division
Agra railway division is an administrative unit of Indian Railways responsible for managing railway operations and infrastructure in and around the Agra region.
-
B.
Lucknow Charbagh railway station
Lucknow Charbagh railway station is a major railway hub in Lucknow, India, renowned for its distinctive Indo-Islamic architectural style and heavy passenger traffic.
-
C.
Ambala railway division
Ambala railway division is an administrative division of Indian Railways responsible for managing railway operations, infrastructure, and services in and around Ambala in northern India.
-
D.
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.
-
E.
Lucknow district
Lucknow district is an administrative region in the Indian state of Uttar Pradesh that encompasses the city of Lucknow and its surrounding areas.
- F. None of above. chosen
Provenance (5 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_69be10b8e7ec81908cc1ec9b94a6bee4 |
completed | March 21, 2026, 3:30 a.m. |
| NEDg | Description generation | batch_69be1a2de8e08190b26f206434eb9502 |
completed | March 21, 2026, 4:10 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69be1a94d8b8819092f7a273cc19ebe9 |
completed | March 21, 2026, 4:12 a.m. |
Created at: March 20, 2026, 1:19 p.m.