Triple
T8193820
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Central Railway zone |
E191376
|
entity |
| Predicate | hasMajorStation |
P1071
|
FINISHED |
| Object |
Purna Junction railway station
Purna Junction railway station is a key railway junction in Maharashtra, India, serving as an important transit point for passenger and freight trains within the South Central Railway network.
|
E730255
|
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: Purna Junction railway station | Statement: [South Central Railway zone, hasMajorStation, Purna Junction railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Purna Junction railway station Context triple: [South Central Railway zone, hasMajorStation, Purna Junction railway station]
-
A.
Parbhani Junction railway station
Parbhani Junction railway station is a key railway hub in Maharashtra, India, serving as an important junction for passenger and freight trains on multiple routes.
-
B.
Ballari Junction railway station
Ballari Junction railway station is a major railway hub in the city of Ballari in Karnataka, India, serving as an important junction for regional and long-distance train services.
-
C.
Gaya Junction railway station
Gaya Junction railway station is a major railway hub in Bihar, India, serving as an important junction on routes connecting eastern and northern parts of the country.
-
D.
Gonda Junction railway station
Gonda Junction railway station is a major railway hub in Uttar Pradesh, India, serving as an important junction on the North Eastern Railway network.
-
E.
Balaghat Junction railway station
Balaghat Junction railway station is a key railway hub in Madhya Pradesh, India, serving the town of Balaghat and connecting it to regional and national rail networks.
- 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: Purna Junction railway station Triple: [South Central Railway zone, hasMajorStation, Purna Junction railway station]
Generated description
Purna Junction railway station is a key railway junction in Maharashtra, India, serving as an important transit point for passenger and freight trains within the South Central Railway network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Purna Junction railway station Target entity description: Purna Junction railway station is a key railway junction in Maharashtra, India, serving as an important transit point for passenger and freight trains within the South Central Railway network.
-
A.
Parbhani Junction railway station
Parbhani Junction railway station is a key railway hub in Maharashtra, India, serving as an important junction for passenger and freight trains on multiple routes.
-
B.
Ballari Junction railway station
Ballari Junction railway station is a major railway hub in the city of Ballari in Karnataka, India, serving as an important junction for regional and long-distance train services.
-
C.
Gaya Junction railway station
Gaya Junction railway station is a major railway hub in Bihar, India, serving as an important junction on routes connecting eastern and northern parts of the country.
-
D.
Gonda Junction railway station
Gonda Junction railway station is a major railway hub in Uttar Pradesh, India, serving as an important junction on the North Eastern Railway network.
-
E.
Balaghat Junction railway station
Balaghat Junction railway station is a key railway hub in Madhya Pradesh, India, serving the town of Balaghat and connecting it to regional and national rail networks.
- 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_69ca82c6e9548190a4c5ca14516e4417 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb5c1f02248190adbe56a7d6be3419 |
completed | March 31, 2026, 5:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cde72b95b08190834cb6f4da15ce95 |
completed | April 2, 2026, 3:48 a.m. |
| NEDg | Description generation | batch_69cdebf81adc81908feb7b19b5b151c3 |
completed | April 2, 2026, 4:09 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69cdecc83e408190b9ba1dc8acf5081b |
completed | April 2, 2026, 4:12 a.m. |
Created at: March 30, 2026, 5:42 p.m.