Triple
T13976198
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Shimla railway station |
E336192
|
entity |
| Predicate | hasService |
P182
|
FINISHED |
| Object | Kalka–Shimla tourist trains |
E336187
|
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: Kalka–Shimla tourist trains | Statement: [Shimla railway station, hasService, Kalka–Shimla tourist trains]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kalka–Shimla tourist trains Context triple: [Shimla railway station, hasService, Kalka–Shimla tourist trains]
-
A.
Kalka–Shimla Railway
chosen
The Kalka–Shimla Railway is a historic narrow-gauge mountain railway in India, renowned for its scenic Himalayan route and UNESCO World Heritage status.
-
B.
Sangu Express Railway
Sangu Express Railway was a former Japanese private railway company that operated lines later integrated into the Kintetsu railway network.
-
C.
Shatabdi Express
Shatabdi Express is a series of fast, air-conditioned daytime intercity trains in India known for their high priority, speed, and onboard catering services.
-
D.
Duronto Express
Duronto Express is a premium category of long-distance, non-stop express trains in India known for fast point-to-point service between major cities under Indian Railways.
-
E.
Rajdhani Express
Rajdhani Express is a premier series of high-speed, fully air-conditioned long-distance passenger trains in India that connect the national capital New Delhi with major cities across the country.
- 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_69d81c639e808190a0e4b4f3d31c6a59 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2e90dc148190b38e339aac0de484 |
completed | April 14, 2026, 12:09 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fbac9231888190ad8cb460db73bdb4 |
completed | May 6, 2026, 9:03 p.m. |
Created at: April 9, 2026, 10:18 p.m.