Triple
T18860800
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Saurashtra Railway |
E461305
|
entity |
| Predicate | formedByMergerOf |
P77
|
FINISHED |
| Object |
Jamnagar & Dwarka Railway
Jamnagar & Dwarka Railway was a former regional railway company in the Saurashtra area of present-day Gujarat, India, that operated lines connecting the coastal city of Jamnagar with the pilgrimage center of Dwarka before being merged into larger railway systems.
|
E461305
|
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: Jamnagar & Dwarka Railway | Statement: [Saurashtra Railway, formedByMergerOf, Jamnagar & Dwarka Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Jamnagar & Dwarka Railway Context triple: [Saurashtra Railway, formedByMergerOf, Jamnagar & Dwarka Railway]
-
A.
Jodhpur Railway
Jodhpur Railway was a former regional railway system in western India that later became part of the Northern Railway zone of Indian Railways.
-
B.
Saurashtra Railway
Saurashtra Railway was a former Indian railway system that operated in the Saurashtra region of present-day Gujarat before being integrated into the Western Railway zone.
-
C.
Bikaner Railway
Bikaner Railway was a former regional railway system in northwestern India that later became part of the Northern Railway zone of Indian Railways.
-
D.
Ahmedabad–Bhavnagar line
The Ahmedabad–Bhavnagar line is a railway route in the Indian state of Gujarat that connects the major city of Ahmedabad with the coastal city of Bhavnagar, serving as an important regional transport corridor.
-
E.
Ahmedabad–Gandhinagar line
The Ahmedabad–Gandhinagar line is a railway route in the Indian state of Gujarat that connects the major city of Ahmedabad with the state capital, Gandhinagar.
- 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: Jamnagar & Dwarka Railway Triple: [Saurashtra Railway, formedByMergerOf, Jamnagar & Dwarka Railway]
Generated description
Jamnagar & Dwarka Railway was a former regional railway company in the Saurashtra area of present-day Gujarat, India, that operated lines connecting the coastal city of Jamnagar with the pilgrimage center of Dwarka before being merged into larger railway systems.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Jamnagar & Dwarka Railway Target entity description: Jamnagar & Dwarka Railway was a former regional railway company in the Saurashtra area of present-day Gujarat, India, that operated lines connecting the coastal city of Jamnagar with the pilgrimage center of Dwarka before being merged into larger railway systems.
-
A.
Jodhpur Railway
Jodhpur Railway was a former regional railway system in western India that later became part of the Northern Railway zone of Indian Railways.
-
B.
Saurashtra Railway
chosen
Saurashtra Railway was a former Indian railway system that operated in the Saurashtra region of present-day Gujarat before being integrated into the Western Railway zone.
-
C.
Bikaner Railway
Bikaner Railway was a former regional railway system in northwestern India that later became part of the Northern Railway zone of Indian Railways.
-
D.
Ahmedabad–Bhavnagar line
The Ahmedabad–Bhavnagar line is a railway route in the Indian state of Gujarat that connects the major city of Ahmedabad with the coastal city of Bhavnagar, serving as an important regional transport corridor.
-
E.
Ahmedabad–Gandhinagar line
The Ahmedabad–Gandhinagar line is a railway route in the Indian state of Gujarat that connects the major city of Ahmedabad with the state capital, Gandhinagar.
- F. None of above.
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_69d8dcfb7b9c8190854e7b171b98ea2e |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5c060bfc4819092ac591692a6ccd5 |
completed | April 20, 2026, 5:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0575b73f0c8190a04769515217c39c |
completed | May 14, 2026, 7:11 a.m. |
| NEDg | Description generation | batch_6a0576e3915c819098a969ddd2b2d1a5 |
completed | May 14, 2026, 7:16 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a05777f51b481909a7916bc40dcfd69 |
completed | May 14, 2026, 7:19 a.m. |
Created at: April 10, 2026, 11:57 a.m.