Triple
T4156261
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Swansea railway station |
E91421
|
entity |
| Predicate | lineTerminusOf |
P46766
|
FINISHED |
| Object | Heart of Wales Line (operational terminus for many services) |
E65697
|
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: Heart of Wales Line (operational terminus for many services) | Statement: [Swansea railway station, lineTerminusOf, Heart of Wales Line (operational terminus for many services)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heart of Wales Line (operational terminus for many services) Context triple: [Swansea railway station, lineTerminusOf, Heart of Wales Line (operational terminus for many services)]
-
A.
Heart of Wales Line
chosen
The Heart of Wales Line is a scenic rural railway route in Wales and the English borderlands, known for its picturesque landscapes, small request-stop stations, and leisurely services connecting Swansea and Shrewsbury.
-
B.
West Wales Line
The West Wales Line is a railway route in southwest Wales that links the South Wales rail network to coastal towns such as Carmarthen, Milford Haven, and Fishguard.
-
C.
Vale of Glamorgan Line
The Vale of Glamorgan Line is a railway route in South Wales that connects Cardiff with coastal towns such as Barry and Bridgend, serving both commuter and regional passenger traffic.
-
D.
Cynwyd Line
The Cynwyd Line is a short commuter rail service in the Philadelphia area operated by SEPTA, running between Center City and the Cynwyd neighborhood in Lower Merion Township.
-
E.
Shrewsbury–Aberystwyth line
The Shrewsbury–Aberystwyth line is a rural railway route in Wales that connects the English border town of Shrewsbury with the coastal town of Aberystwyth, forming the eastern section of the Cambrian Line.
- 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_69aed9626ebc8190a39de631788bea3e |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69af0b2c76fc8190b3cd9facfcd6e427 |
completed | March 9, 2026, 6:02 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b57f3e3794819095659b7b51dfa742 |
completed | March 14, 2026, 3:31 p.m. |
Created at: March 9, 2026, 3:44 p.m.