Triple
T3153657
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Conwy Valley Line |
E65934
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object |
Llandudno Junction railway station
Llandudno Junction railway station is a key railway hub in North Wales, serving as an interchange between the North Wales Coast Line and the Conwy Valley Line.
|
E330917
|
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: Llandudno Junction railway station | Statement: [Conwy Valley Line, terminus, Llandudno Junction railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Llandudno Junction railway station Context triple: [Conwy Valley Line, terminus, Llandudno Junction railway station]
-
A.
North Wales station
North Wales station is a commuter rail stop in North Wales, Pennsylvania, served by SEPTA Regional Rail.
-
B.
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.
-
C.
Barmouth railway station
Barmouth railway station is a coastal train station in Gwynedd, Wales, providing passenger rail services to the seaside town of Barmouth on the Cambrian Coast Line.
-
D.
Cwmbran railway station
Cwmbran railway station is a local rail stop in Cwmbran, Wales, providing regional passenger services and connections to the wider rail network.
-
E.
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.
- 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: Llandudno Junction railway station Triple: [Conwy Valley Line, terminus, Llandudno Junction railway station]
Generated description
Llandudno Junction railway station is a key railway hub in North Wales, serving as an interchange between the North Wales Coast Line and the Conwy Valley Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Llandudno Junction railway station Target entity description: Llandudno Junction railway station is a key railway hub in North Wales, serving as an interchange between the North Wales Coast Line and the Conwy Valley Line.
-
A.
North Wales station
North Wales station is a commuter rail stop in North Wales, Pennsylvania, served by SEPTA Regional Rail.
-
B.
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.
-
C.
Barmouth railway station
Barmouth railway station is a coastal train station in Gwynedd, Wales, providing passenger rail services to the seaside town of Barmouth on the Cambrian Coast Line.
-
D.
Cwmbran railway station
Cwmbran railway station is a local rail stop in Cwmbran, Wales, providing regional passenger services and connections to the wider rail network.
-
E.
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.
- 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_69ad8584485081909ed529e890cadc4a |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada5c3d6d481908c296e9e09c07f6f |
completed | March 8, 2026, 4:37 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b2250088c48190a226031afda38d87 |
completed | March 12, 2026, 2:29 a.m. |
| NEDg | Description generation | batch_69b2258a16a8819080f4bac7a63fa145 |
completed | March 12, 2026, 2:31 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b225e072908190bcdde199b1ec2f4c |
completed | March 12, 2026, 2:33 a.m. |
Created at: March 8, 2026, 3:05 p.m.