Triple
T10400145
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Welsh Highland Railway |
E245123
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Waunfawr station
Waunfawr station is a heritage railway station on the narrow-gauge Welsh Highland Railway in Gwynedd, Wales, serving the village of Waunfawr.
|
E874746
|
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: Waunfawr station | Statement: [Welsh Highland Railway, hasStation, Waunfawr station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Waunfawr station Context triple: [Welsh Highland Railway, hasStation, Waunfawr station]
-
A.
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.
-
B.
Radnor station
Radnor station is a SEPTA rapid transit stop in Radnor, Pennsylvania, serving passengers on the Norristown High Speed Line.
-
C.
Rhyd Ddu station
Rhyd Ddu station is a rural stop on the narrow-gauge Welsh Highland Railway in Snowdonia, serving the village of Rhyd Ddu and nearby mountain walking routes.
-
D.
Bryn station
Bryn station is a metro station in Oslo, Norway, on the city’s rapid transit network.
-
E.
Clogwyn station
Clogwyn station is a high-altitude intermediate stop on the Snowdon Mountain Railway in Wales, serving as a popular viewpoint and turnaround point for trains ascending Mount Snowdon.
- 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: Waunfawr station Triple: [Welsh Highland Railway, hasStation, Waunfawr station]
Generated description
Waunfawr station is a heritage railway station on the narrow-gauge Welsh Highland Railway in Gwynedd, Wales, serving the village of Waunfawr.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Waunfawr station Target entity description: Waunfawr station is a heritage railway station on the narrow-gauge Welsh Highland Railway in Gwynedd, Wales, serving the village of Waunfawr.
-
A.
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.
-
B.
Radnor station
Radnor station is a SEPTA rapid transit stop in Radnor, Pennsylvania, serving passengers on the Norristown High Speed Line.
-
C.
Rhyd Ddu station
Rhyd Ddu station is a rural stop on the narrow-gauge Welsh Highland Railway in Snowdonia, serving the village of Rhyd Ddu and nearby mountain walking routes.
-
D.
Bryn station
Bryn station is a metro station in Oslo, Norway, on the city’s rapid transit network.
-
E.
Clogwyn station
Clogwyn station is a high-altitude intermediate stop on the Snowdon Mountain Railway in Wales, serving as a popular viewpoint and turnaround point for trains ascending Mount Snowdon.
- 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_69d381b5116081908d85227bab6d3c0c |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4e9d2e8488190b2bb8f8509903804 |
completed | April 7, 2026, 11:26 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d95e5197cc8190ad70c665ec2f8fa8 |
completed | April 10, 2026, 8:32 p.m. |
| NEDg | Description generation | batch_69d95f508b6481909405f0404246c69e |
completed | April 10, 2026, 8:36 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d9600a29808190af583d2fd696ec6a |
completed | April 10, 2026, 8:39 p.m. |
Created at: April 6, 2026, 12:07 p.m.