Triple
T764535
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Merthyr Tydfil |
E16144
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
Pont-y-Cafnau
Pont-y-Cafnau is an early iron railway and tramroad bridge in Merthyr Tydfil, Wales, regarded as one of the world’s first iron railway bridges and a significant monument of the Industrial Revolution.
|
E97366
|
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: Pont-y-Cafnau | Statement: [Merthyr Tydfil, hasLandmark, Pont-y-Cafnau]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pont-y-Cafnau Context triple: [Merthyr Tydfil, hasLandmark, Pont-y-Cafnau]
-
A.
Pencoed
Pencoed is a small town in south Wales, situated near Bridgend and known primarily as a residential and commuter community.
-
B.
Tywyn
Tywyn is a coastal town in Gwynedd, Wales, known for its sandy beaches on Cardigan Bay and proximity to the scenic Talyllyn Railway.
-
C.
Llanbedr
Llanbedr is a small village in north-west Wales known for its scenic setting near the Snowdonia mountains and the coast, as well as its nearby former RAF airfield.
-
D.
Penrhyndeudraeth
Penrhyndeudraeth is a small town in Gwynedd, northwest Wales, known for its scenic setting near the Dwyryd estuary and the Italianate village of Portmeirion.
-
E.
Dwyfor Meirionnydd
Dwyfor Meirionnydd is a largely rural parliamentary constituency in northwest Wales, covering parts of Gwynedd and known for its strong Welsh-speaking communities and scenic landscapes.
- 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: Pont-y-Cafnau Triple: [Merthyr Tydfil, hasLandmark, Pont-y-Cafnau]
Generated description
Pont-y-Cafnau is an early iron railway and tramroad bridge in Merthyr Tydfil, Wales, regarded as one of the world’s first iron railway bridges and a significant monument of the Industrial Revolution.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pont-y-Cafnau Target entity description: Pont-y-Cafnau is an early iron railway and tramroad bridge in Merthyr Tydfil, Wales, regarded as one of the world’s first iron railway bridges and a significant monument of the Industrial Revolution.
-
A.
Pencoed
Pencoed is a small town in south Wales, situated near Bridgend and known primarily as a residential and commuter community.
-
B.
Tywyn
Tywyn is a coastal town in Gwynedd, Wales, known for its sandy beaches on Cardigan Bay and proximity to the scenic Talyllyn Railway.
-
C.
Llanbedr
Llanbedr is a small village in north-west Wales known for its scenic setting near the Snowdonia mountains and the coast, as well as its nearby former RAF airfield.
-
D.
Penrhyndeudraeth
Penrhyndeudraeth is a small town in Gwynedd, northwest Wales, known for its scenic setting near the Dwyryd estuary and the Italianate village of Portmeirion.
-
E.
Dwyfor Meirionnydd
Dwyfor Meirionnydd is a largely rural parliamentary constituency in northwest Wales, covering parts of Gwynedd and known for its strong Welsh-speaking communities and scenic landscapes.
- 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_69a493684ee48190bd43b7c78da4aec8 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4a69dfeb08190b54a476cfa66e6d6 |
completed | March 1, 2026, 8:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a76d78649c8190969a3c0c2b5a8e4d |
completed | March 3, 2026, 11:23 p.m. |
| NEDg | Description generation | batch_69a78cae18fc81908fabe38c97b71184 |
completed | March 4, 2026, 1:36 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a78d2f349081908273db1e68b7f15e |
completed | March 4, 2026, 1:38 a.m. |
Created at: March 1, 2026, 7:37 p.m.