Triple
T445985
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Penrhyndeudraeth |
E7020
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Penrhyndeudraeth railway station
Penrhyndeudraeth railway station is a small local stop on the Cambrian Line in Gwynedd, Wales, serving the village of Penrhyndeudraeth with regional rail connections.
|
E7020
|
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: Penrhyndeudraeth railway station | Statement: [Penrhyndeudraeth, hasRailwayStation, Penrhyndeudraeth railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Penrhyndeudraeth railway station Context triple: [Penrhyndeudraeth, hasRailwayStation, Penrhyndeudraeth railway station]
-
A.
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.
-
B.
Lochgelly railway station
Lochgelly railway station is a local rail stop in the town of Lochgelly, Fife, Scotland, providing passenger services on regional routes.
-
C.
Dalgety Bay railway station
Dalgety Bay railway station is a suburban rail stop in Fife, Scotland, serving the town of Dalgety Bay with regular commuter services to Edinburgh and other nearby destinations.
-
D.
Talyllyn Railway
Talyllyn Railway is a historic narrow-gauge heritage railway in Wales, renowned as the world’s first preserved railway to be operated primarily by volunteers.
-
E.
Pontypridd
Pontypridd is a historic town and community in Rhondda Cynon Taf, South Wales, known for its industrial heritage and role as a gateway to the South Wales Valleys.
- 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: Penrhyndeudraeth railway station Triple: [Penrhyndeudraeth, hasRailwayStation, Penrhyndeudraeth railway station]
Generated description
Penrhyndeudraeth railway station is a small local stop on the Cambrian Line in Gwynedd, Wales, serving the village of Penrhyndeudraeth with regional rail connections.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Penrhyndeudraeth railway station Target entity description: Penrhyndeudraeth railway station is a small local stop on the Cambrian Line in Gwynedd, Wales, serving the village of Penrhyndeudraeth with regional rail connections.
-
A.
Penrhyndeudraeth
chosen
Penrhyndeudraeth is a small town in Gwynedd, northwest Wales, known for its scenic setting near the Dwyryd estuary and the Italianate village of Portmeirion.
-
B.
Lochgelly railway station
Lochgelly railway station is a local rail stop in the town of Lochgelly, Fife, Scotland, providing passenger services on regional routes.
-
C.
Dalgety Bay railway station
Dalgety Bay railway station is a suburban rail stop in Fife, Scotland, serving the town of Dalgety Bay with regular commuter services to Edinburgh and other nearby destinations.
-
D.
Talyllyn Railway
Talyllyn Railway is a historic narrow-gauge heritage railway in Wales, renowned as the world’s first preserved railway to be operated primarily by volunteers.
-
E.
Pontypridd
Pontypridd is a historic town and community in Rhondda Cynon Taf, South Wales, known for its industrial heritage and role as a gateway to the South Wales Valleys.
- F. None of above.
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_69a2e7e4676c81909ea0dbdecac0687c |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2ef479ec08190a659eead6eb0d4d0 |
completed | Feb. 28, 2026, 1:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a442a6abac81909f23975fabd7e90a |
completed | March 1, 2026, 1:44 p.m. |
| NEDg | Description generation | batch_69a4466c89508190bec28097c3fe510f |
completed | March 1, 2026, 2 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69a446e661d481909ebd78a14fc973d2 |
completed | March 1, 2026, 2:02 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.