Triple
T20894253
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Devon and Cornwall rail network |
E514488
|
entity |
| Predicate | hasBranchLine |
P1185
|
FINISHED |
| Object | Dartmouth Steam Railway (heritage connection) |
—
|
NE NERFINISHED |
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: Dartmouth Steam Railway (heritage connection) | Statement: [Devon and Cornwall rail network, hasBranchLine, Dartmouth Steam Railway (heritage connection)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Dartmouth Steam Railway (heritage connection) Context triple: [Devon and Cornwall rail network, hasBranchLine, Dartmouth Steam Railway (heritage connection)]
-
A.
Dartmouth Steam Railway
chosen
Dartmouth Steam Railway is a heritage steam-operated tourist railway in Devon, England, running along the scenic coast and River Dart between Paignton and Kingswear.
-
B.
Train 1900 heritage railway
Train 1900 heritage railway is a historic tourist railway in Luxembourg that operates vintage steam and diesel trains along a preserved line, offering visitors a nostalgic travel experience.
-
C.
A1 Steam Locomotive Trust
The A1 Steam Locomotive Trust is a British charitable organization dedicated to designing, building, and operating new mainline steam locomotives to historic LNER designs.
-
D.
Marchwood Military Railway
Marchwood Military Railway is a British military rail network in Hampshire that serves the Marchwood Military Port and nearby defence facilities.
-
E.
Cambrian Heritage Railways
Cambrian Heritage Railways is a preserved heritage railway in Shropshire, England, dedicated to restoring and operating former Cambrian Railways lines and rolling stock for historical and tourist purposes.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b4f7ebe48190952a85547a0f31a1 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6d06129788190b88ab807af4641c1 |
completed | April 21, 2026, 1:18 a.m. |
Created at: April 16, 2026, 12:46 p.m.