Triple
T13740466
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | South Wales Metro |
E330071
|
entity |
| Predicate | includesLine |
P2124
|
FINISHED |
| Object |
Marches Line (Cardiff–Newport section)
The Marches Line (Cardiff–Newport section) is a key railway corridor in South Wales linking Cardiff and Newport as part of the broader Marches Line route between South Wales and the English Midlands.
|
E1057711
|
NE FINISHED |
How this triple was built (4 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: Marches Line (Cardiff–Newport section) | Statement: [South Wales Metro, includesLine, Marches Line (Cardiff–Newport section)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Marches Line (Cardiff–Newport section) Context triple: [South Wales Metro, includesLine, Marches Line (Cardiff–Newport section)]
-
A.
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.
-
B.
Cardiff to Portsmouth Line
The Cardiff to Portsmouth Line is a major cross-country railway route in the United Kingdom linking South Wales with the south coast of England via cities such as Bristol and Southampton.
-
C.
Swansea–Cardiff line
The Swansea–Cardiff line is a key railway route in South Wales that connects the cities of Swansea and Cardiff and serves numerous intermediate towns and communities.
-
D.
Montgomery–Llanymynech section
The Montgomery–Llanymynech section is a scenic stretch of the Offa’s Dyke Path long-distance trail running between the Welsh town of Montgomery and the village of Llanymynech along the England–Wales border.
-
E.
Bodfari–Prestatyn section
The Bodfari–Prestatyn section is a scenic final stretch of the Offa’s Dyke Path in North Wales, running over rolling hills to the coastal town of Prestatyn.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Marches Line (Cardiff–Newport section) Triple: [South Wales Metro, includesLine, Marches Line (Cardiff–Newport section)]
Generated description
The Marches Line (Cardiff–Newport section) is a key railway corridor in South Wales linking Cardiff and Newport as part of the broader Marches Line route between South Wales and the English Midlands.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Marches Line (Cardiff–Newport section) Target entity description: The Marches Line (Cardiff–Newport section) is a key railway corridor in South Wales linking Cardiff and Newport as part of the broader Marches Line route between South Wales and the English Midlands.
-
A.
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.
-
B.
Cardiff to Portsmouth Line
The Cardiff to Portsmouth Line is a major cross-country railway route in the United Kingdom linking South Wales with the south coast of England via cities such as Bristol and Southampton.
-
C.
Swansea–Cardiff line
The Swansea–Cardiff line is a key railway route in South Wales that connects the cities of Swansea and Cardiff and serves numerous intermediate towns and communities.
-
D.
Montgomery–Llanymynech section
The Montgomery–Llanymynech section is a scenic stretch of the Offa’s Dyke Path long-distance trail running between the Welsh town of Montgomery and the village of Llanymynech along the England–Wales border.
-
E.
Bodfari–Prestatyn section
The Bodfari–Prestatyn section is a scenic final stretch of the Offa’s Dyke Path in North Wales, running over rolling hills to the coastal town of Prestatyn.
- F. None of above. chosen
Provenance (5 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_69d80772315881908f980cae40d91664 |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69de0206a4b88190a60914e2b43e54f9 |
completed | April 14, 2026, 8:59 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f79d6bce9881909209231f6dfcf9bf |
completed | May 3, 2026, 7:09 p.m. |
| NEDg | Description generation | batch_69f79e7869648190ab0157bd0480b219 |
completed | May 3, 2026, 7:14 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f79f7216b08190800165d46172222c |
completed | May 3, 2026, 7:18 p.m. |
Created at: April 9, 2026, 9:55 p.m.