Triple
T19844642
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South East Central Railway |
E476827
|
entity |
| Predicate | hasWorkshop |
P42933
|
FINISHED |
| Object | Nagpur workshop |
—
|
NE NERFINISHED |
How this triple was built (3 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: Nagpur workshop | Statement: [South East Central Railway, hasWorkshop, Nagpur workshop]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nagpur workshop Context triple: [South East Central Railway, hasWorkshop, Nagpur workshop]
-
A.
Kharagpur Workshop
Kharagpur Workshop is a major railway maintenance and repair facility in India, known for overhauling and servicing rolling stock for the South Eastern Railway zone.
-
B.
Jhansi workshop
Jhansi workshop is a major Indian Railways facility in Jhansi responsible for the maintenance and overhaul of locomotives and rolling stock under the North Central Railway zone.
-
C.
Nagpur campus
Nagpur campus is a principal campus of Rashtrasant Tukadoji Maharaj Nagpur University, hosting its core academic, administrative, and student facilities in Nagpur, Maharashtra.
-
D.
Deekshabhoomi, Nagpur
Deekshabhoomi, Nagpur is a major Buddhist monument and pilgrimage site in India, renowned as the place where Dr. B. R. Ambedkar and his followers embraced Buddhism, catalyzing the Dalit Buddhist movement.
-
E.
Pune Festival
Pune Festival is a major annual cultural event in Pune, India, showcasing music, dance, arts, and traditional Maharashtrian heritage.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nagpur workshop Target entity description: Nagpur workshop is a major railway maintenance and repair facility of the South East Central Railway zone in India.
-
A.
Kharagpur Workshop
Kharagpur Workshop is a major railway maintenance and repair facility in India, known for overhauling and servicing rolling stock for the South Eastern Railway zone.
-
B.
Jhansi workshop
Jhansi workshop is a major Indian Railways facility in Jhansi responsible for the maintenance and overhaul of locomotives and rolling stock under the North Central Railway zone.
-
C.
Nagpur campus
Nagpur campus is a principal campus of Rashtrasant Tukadoji Maharaj Nagpur University, hosting its core academic, administrative, and student facilities in Nagpur, Maharashtra.
-
D.
Deekshabhoomi, Nagpur
Deekshabhoomi, Nagpur is a major Buddhist monument and pilgrimage site in India, renowned as the place where Dr. B. R. Ambedkar and his followers embraced Buddhism, catalyzing the Dalit Buddhist movement.
-
E.
Pune Festival
Pune Festival is a major annual cultural event in Pune, India, showcasing music, dance, arts, and traditional Maharashtrian heritage.
- F. None of above. chosen
Provenance (2 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_69d8e51d39d081909bcfafeaaf3d2fcc |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e658085a148190a305bde0897dfe84 |
completed | April 20, 2026, 4:44 p.m. |
Created at: April 10, 2026, 1:51 p.m.