Triple
T867346
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Porbandar railway station |
E18733
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object |
Indian Railways
Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
|
E100843
|
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: Indian Railways | Statement: [Porbandar railway station, ownedBy, Indian Railways]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Indian Railways Context triple: [Porbandar railway station, ownedBy, Indian Railways]
-
A.
Mumbai Suburban Railway
The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
-
B.
Russian Railways
Russian Railways is Russia’s state-owned national railway company, operating the country’s extensive passenger and freight rail network across its vast territory.
-
C.
Konkan Railway corridor
The Konkan Railway corridor is a major railway line running along India’s Konkan coast, known for its engineering feats through rugged terrain and its role in connecting Maharashtra, Goa, and Karnataka.
-
D.
Delhi Metro
Delhi Metro is a rapid transit system serving Delhi and its surrounding metropolitan region, known for its extensive network, modern infrastructure, and role in easing urban congestion.
-
E.
General Directorate of Railway Police
The General Directorate of Railway Police is the specialized branch of Egypt’s national police responsible for maintaining security, law enforcement, and public order across the country’s railway network and related facilities.
- 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: Indian Railways Triple: [Porbandar railway station, ownedBy, Indian Railways]
Generated description
Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Indian Railways Target entity description: Indian Railways is India’s state-owned national railway system, operating one of the world’s largest rail networks for passenger and freight transport across the country.
-
A.
Mumbai Suburban Railway
The Mumbai Suburban Railway is a high-capacity commuter rail network that forms the backbone of public transport in the Mumbai metropolitan region, carrying millions of passengers daily across its extensive routes.
-
B.
Russian Railways
Russian Railways is Russia’s state-owned national railway company, operating the country’s extensive passenger and freight rail network across its vast territory.
-
C.
Konkan Railway corridor
The Konkan Railway corridor is a major railway line running along India’s Konkan coast, known for its engineering feats through rugged terrain and its role in connecting Maharashtra, Goa, and Karnataka.
-
D.
Delhi Metro
Delhi Metro is a rapid transit system serving Delhi and its surrounding metropolitan region, known for its extensive network, modern infrastructure, and role in easing urban congestion.
-
E.
General Directorate of Railway Police
The General Directorate of Railway Police is the specialized branch of Egypt’s national police responsible for maintaining security, law enforcement, and public order across the country’s railway network and related facilities.
- 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_69a4938ce8688190a24bdfef82ba7d21 |
completed | March 1, 2026, 7:29 p.m. |
| NER | Named-entity recognition | batch_69a4ac7e12b0819084d25b9a66888a91 |
completed | March 1, 2026, 9:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a7a3c9e7ec819081d58634fe0efdcb |
completed | March 4, 2026, 3:15 a.m. |
| NEDg | Description generation | batch_69a7a44c2d5881909d006ddf9f9ed694 |
completed | March 4, 2026, 3:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a7a4a811bc819093bd436de45afa97 |
completed | March 4, 2026, 3:19 a.m. |
Created at: March 1, 2026, 7:39 p.m.