Triple
T8193795
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Central Railway zone |
E191376
|
entity |
| Predicate | hasMajorStation |
P1071
|
FINISHED |
| Object | Vijayawada Junction railway station |
E191375
|
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: Vijayawada Junction railway station | Statement: [South Central Railway zone, hasMajorStation, Vijayawada Junction railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vijayawada Junction railway station Context triple: [South Central Railway zone, hasMajorStation, Vijayawada Junction railway station]
-
A.
Vijayawada Junction railway station
chosen
Vijayawada Junction railway station is one of the busiest and most important railway hubs in India, serving as a major transit and operational center on the South Central Railway network.
-
B.
Hyderabad Junction railway station
Hyderabad Junction railway station is a major railway hub in Hyderabad, Sindh, Pakistan, serving as a key junction for regional and long-distance train services.
-
C.
Guntur Junction railway station
Guntur Junction railway station is a major railway hub in Andhra Pradesh, India, serving as a key junction connecting multiple important routes in the region.
-
D.
Tirupati railway station
Tirupati railway station is a major rail hub in Andhra Pradesh, India, serving as the primary gateway for pilgrims visiting the famous Tirumala Venkateswara Temple.
-
E.
Visakhapatnam railway station
Visakhapatnam railway station is a major rail hub in the coastal city of Visakhapatnam, Andhra Pradesh, serving as one of the busiest and most important stations in eastern 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_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_69cd94c7db688190a755d0143c71c2b2 |
completed | April 1, 2026, 9:57 p.m. |
Created at: March 30, 2026, 5:42 p.m.