Triple
T3341535
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hyderabad Deccan railway station |
E70270
|
entity |
| Predicate | railwayZone |
P15232
|
FINISHED |
| Object | South Central Railway |
E191376
|
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: South Central Railway | Statement: [Hyderabad Deccan railway station, railwayZone, South Central Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: South Central Railway Context triple: [Hyderabad Deccan railway station, railwayZone, South Central Railway]
-
A.
Eastern Railway
Eastern Railway is one of the major zones of Indian Railways, operating extensive rail services primarily across eastern India.
-
B.
Central Railway
Central Railway is one of the major zones of Indian Railways, headquartered in Mumbai and responsible for operating key rail routes and suburban services in western and central India.
-
C.
South Central Railway zone
chosen
The South Central Railway zone is one of the 19 railway zones of Indian Railways, headquartered in Secunderabad, that oversees and operates rail services across parts of Telangana, Andhra Pradesh, Maharashtra, and neighboring regions.
-
D.
Hyderabad State Railway
Hyderabad State Railway was a regional railway system in the princely state of Hyderabad, established and operated under the patronage of the Nizam to connect and develop his dominion.
-
E.
Howrah–Nagpur–Mumbai line
The Howrah–Nagpur–Mumbai line is a major Indian Railways trunk route connecting Kolkata (Howrah) in the east with Mumbai in the west via Nagpur, serving as a key corridor for both passenger and freight traffic across central India.
- 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_69ad85a405e48190b6e68de7cf9f319e |
completed | March 8, 2026, 2:20 p.m. |
| NER | Named-entity recognition | batch_69adb1ee711481909c0d921f1b5b8562 |
completed | March 8, 2026, 5:29 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b325191a38819095cdccca8f013774 |
completed | March 12, 2026, 8:42 p.m. |
Created at: March 8, 2026, 3:12 p.m.