Triple
T10271051
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Snowdon Mountain Railway |
E240834
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Snowdon Summit station
Snowdon Summit station is the high-altitude railway terminus near the peak of Mount Snowdon in Wales, serving visitors to the mountain’s summit.
|
E854568
|
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: Snowdon Summit station | Statement: [Snowdon Mountain Railway, terminus, Snowdon Summit station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Snowdon Summit station Context triple: [Snowdon Mountain Railway, terminus, Snowdon Summit station]
-
A.
Snowdon station
Snowdon station is a major Montreal Metro interchange station in the Côte-des-Neiges–Notre-Dame-de-Grâce borough, serving as a key hub on the city’s rapid transit network.
-
B.
Llanberis station
Llanberis station is the lower terminus and main departure point of the Snowdon Mountain Railway in Gwynedd, Wales.
-
C.
Betws-y-Coed railway station
Betws-y-Coed railway station is a rural stop on the Conwy Valley Line in North Wales, serving the village of Betws-y-Coed and acting as a gateway to Snowdonia for tourists and walkers.
-
D.
Blaenau Ffestiniog Station
Blaenau Ffestiniog Station is a railway station in the town of Blaenau Ffestiniog in Gwynedd, Wales, serving as a key terminus for heritage and mainline rail services in the area.
-
E.
Conwy railway station
Conwy railway station is a small stop on the North Wales Coast Line serving the historic walled town of Conwy in Wales.
- 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: Snowdon Summit station Triple: [Snowdon Mountain Railway, terminus, Snowdon Summit station]
Generated description
Snowdon Summit station is the high-altitude railway terminus near the peak of Mount Snowdon in Wales, serving visitors to the mountain’s summit.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Snowdon Summit station Target entity description: Snowdon Summit station is the high-altitude railway terminus near the peak of Mount Snowdon in Wales, serving visitors to the mountain’s summit.
-
A.
Snowdon station
Snowdon station is a major Montreal Metro interchange station in the Côte-des-Neiges–Notre-Dame-de-Grâce borough, serving as a key hub on the city’s rapid transit network.
-
B.
Llanberis station
Llanberis station is the lower terminus and main departure point of the Snowdon Mountain Railway in Gwynedd, Wales.
-
C.
Betws-y-Coed railway station
Betws-y-Coed railway station is a rural stop on the Conwy Valley Line in North Wales, serving the village of Betws-y-Coed and acting as a gateway to Snowdonia for tourists and walkers.
-
D.
Blaenau Ffestiniog Station
Blaenau Ffestiniog Station is a railway station in the town of Blaenau Ffestiniog in Gwynedd, Wales, serving as a key terminus for heritage and mainline rail services in the area.
-
E.
Conwy railway station
Conwy railway station is a small stop on the North Wales Coast Line serving the historic walled town of Conwy in Wales.
- 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_69d381a94c1881908fc38fc263d9b9c2 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4d27235ec819086152771206453f2 |
completed | April 7, 2026, 9:46 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d71ceeeec88190a36a5e67dc44cfe1 |
completed | April 9, 2026, 3:28 a.m. |
| NEDg | Description generation | batch_69d71f76e3cc8190b21a5fe8825caa2b |
completed | April 9, 2026, 3:39 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d7319938ec8190a4a1a5f09832e3e3 |
completed | April 9, 2026, 4:56 a.m. |
Created at: April 6, 2026, 11:35 a.m.