Triple
T4628552
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | River Dyfi |
E101157
|
entity |
| Predicate | crossedBy |
P416
|
FINISHED |
| Object | Cambrian Line railway |
E37124
|
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: Cambrian Line railway | Statement: [River Dyfi, crossedBy, Cambrian Line railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cambrian Line railway Context triple: [River Dyfi, crossedBy, Cambrian Line railway]
-
A.
Cambrian Line
chosen
The Cambrian Line is a scenic railway route in Wales that runs through rural mid-Wales to the west coast, connecting towns such as Shrewsbury, Aberystwyth, and Pwllheli.
-
B.
Great Eastern Main Line
The Great Eastern Main Line is a major railway route in England connecting London with key towns and cities in Essex, Suffolk, and Norfolk.
-
C.
Anhalt Railway
The Anhalt Railway is a major German railway line historically connecting Berlin with the Anhalt region and further south, serving both regional and long-distance traffic.
-
D.
Central Line railway
The Central Line railway is a major Tanzanian rail route that connects the coastal city of Dar es Salaam with the country’s central and western regions, serving as a key corridor for passenger and freight transport.
-
E.
North–South Railway
The North–South Railway is Vietnam’s principal rail line, running the length of the country and connecting major cities from Hanoi to Ho Chi Minh City.
- 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_69bd43d0497c8190ac23c65c5804846a |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd5a300e6081909fa9f504aada33ea |
completed | March 20, 2026, 2:31 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdfab4f4808190920e420f566dec9b |
completed | March 21, 2026, 1:56 a.m. |
Created at: March 20, 2026, 1:13 p.m.