Triple
T6541348
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Siliguri |
E168294
|
entity |
| Predicate | connectedBy |
P37
|
FINISHED |
| Object | narrow-gauge railway (Darjeeling Himalayan Railway) |
E162687
|
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: narrow-gauge railway (Darjeeling Himalayan Railway) | Statement: [Siliguri, connectedBy, narrow-gauge railway (Darjeeling Himalayan Railway)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: narrow-gauge railway (Darjeeling Himalayan Railway) Context triple: [Siliguri, connectedBy, narrow-gauge railway (Darjeeling Himalayan Railway)]
-
A.
Darjeeling Himalayan Railway
chosen
The Darjeeling Himalayan Railway is a historic narrow-gauge mountain railway in India, famed for its scenic route through the Himalayas and its iconic steam-powered "toy train."
-
B.
Nilgiri Mountain Railway
The Nilgiri Mountain Railway is a historic narrow-gauge railway in southern India, famed for its steep rack-and-pinion route through the Nilgiri Hills and its designation as a UNESCO World Heritage Site.
-
C.
Kalka–Shimla Railway
The Kalka–Shimla Railway is a historic narrow-gauge mountain railway in India, renowned for its scenic Himalayan route and UNESCO World Heritage status.
-
D.
Bala Lake Railway
Bala Lake Railway is a narrow-gauge heritage railway in Gwynedd, Wales, that runs along the southern shore of Llyn Tegid (Bala Lake), offering scenic tourist rides on historic trains.
-
E.
Murgtal Railway
The Murgtal Railway is a scenic railway line in southwestern Germany that runs through the Murg Valley in the Black Forest, linking towns such as Rastatt with the surrounding region.
- 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_69c68a51564081909e93aee0dbd9cca3 |
completed | March 27, 2026, 1:46 p.m. |
| NER | Named-entity recognition | batch_69c6add7369c8190919cd7c07012a994 |
completed | March 27, 2026, 4:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6d53edf108190b74098b41c143a65 |
completed | March 27, 2026, 7:06 p.m. |
Created at: March 27, 2026, 1:50 p.m.