Triple
T6735188
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pontyclun |
E153735
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Pontyclun railway station
Pontyclun railway station is a commuter rail station in Pontyclun, Rhondda Cynon Taf, Wales, providing local and regional services on the South Wales Main Line.
|
E615200
|
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: Pontyclun railway station | Statement: [Pontyclun, hasRailwayStation, Pontyclun railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pontyclun railway station Context triple: [Pontyclun, hasRailwayStation, Pontyclun railway station]
-
A.
Caerphilly railway station
Caerphilly railway station is a passenger rail station in Caerphilly, Wales, providing local and regional train services.
-
B.
Pontypridd railway station
Pontypridd railway station is a key commuter and interchange station in Pontypridd, Wales, serving as an important hub on the Valley Lines network north of Cardiff.
-
C.
Trawsfynydd railway station
Trawsfynydd railway station is a disused former railway station in Gwynedd, Wales, that once served the village of Trawsfynydd and its surrounding rural area.
-
D.
Cynwyd station
Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
-
E.
Treorchy railway station
Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
- 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: Pontyclun railway station Triple: [Pontyclun, hasRailwayStation, Pontyclun railway station]
Generated description
Pontyclun railway station is a commuter rail station in Pontyclun, Rhondda Cynon Taf, Wales, providing local and regional services on the South Wales Main Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pontyclun railway station Target entity description: Pontyclun railway station is a commuter rail station in Pontyclun, Rhondda Cynon Taf, Wales, providing local and regional services on the South Wales Main Line.
-
A.
Caerphilly railway station
Caerphilly railway station is a passenger rail station in Caerphilly, Wales, providing local and regional train services.
-
B.
Pontypridd railway station
Pontypridd railway station is a key commuter and interchange station in Pontypridd, Wales, serving as an important hub on the Valley Lines network north of Cardiff.
-
C.
Trawsfynydd railway station
Trawsfynydd railway station is a disused former railway station in Gwynedd, Wales, that once served the village of Trawsfynydd and its surrounding rural area.
-
D.
Cynwyd station
Cynwyd station is a SEPTA regional rail station in Bala Cynwyd, Pennsylvania, serving as the northern endpoint of the short Cynwyd Line into Philadelphia.
-
E.
Treorchy railway station
Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
- 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_69c6880bdd68819097de8b6099992682 |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d16ecbe08190b019d547f631a725 |
completed | March 27, 2026, 6:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c70b0703288190906cfcaba9d9c85a |
completed | March 27, 2026, 10:56 p.m. |
| NEDg | Description generation | batch_69c70bffe7b48190bbe217bc9fbb08ab |
completed | March 27, 2026, 11 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c70c84de7081908d86c6f710410443 |
completed | March 27, 2026, 11:02 p.m. |
Created at: March 27, 2026, 2:09 p.m.