Triple
T10912215
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Llangollen Railway |
E257728
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Llangollen railway station
Llangollen railway station is a preserved heritage railway station in Llangollen, Wales, serving as the main terminus and visitor hub of the Llangollen Railway.
|
E892760
|
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: Llangollen railway station | Statement: [Llangollen Railway, hasStation, Llangollen railway station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Llangollen railway station Context triple: [Llangollen Railway, hasStation, Llangollen railway station]
-
A.
Llanrwst railway station
Llanrwst railway station is a small rural stop on the Conwy Valley Line in North Wales, serving the town of Llanrwst with regional rail connections.
-
B.
Llanuwchllyn station
Llanuwchllyn station is a heritage railway terminus in Gwynedd, Wales, serving as the main base and headquarters of the narrow-gauge Bala Lake Railway.
-
C.
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.
-
D.
North Wales station
North Wales station is a commuter rail stop in North Wales, Pennsylvania, served by SEPTA Regional Rail.
-
E.
Caernarfon station
Caernarfon station is the northern terminus and main passenger station of the heritage Welsh Highland Railway in Caernarfon, 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: Llangollen railway station Triple: [Llangollen Railway, hasStation, Llangollen railway station]
Generated description
Llangollen railway station is a preserved heritage railway station in Llangollen, Wales, serving as the main terminus and visitor hub of the Llangollen Railway.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Llangollen railway station Target entity description: Llangollen railway station is a preserved heritage railway station in Llangollen, Wales, serving as the main terminus and visitor hub of the Llangollen Railway.
-
A.
Llanrwst railway station
Llanrwst railway station is a small rural stop on the Conwy Valley Line in North Wales, serving the town of Llanrwst with regional rail connections.
-
B.
Llanuwchllyn station
Llanuwchllyn station is a heritage railway terminus in Gwynedd, Wales, serving as the main base and headquarters of the narrow-gauge Bala Lake Railway.
-
C.
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.
-
D.
North Wales station
North Wales station is a commuter rail stop in North Wales, Pennsylvania, served by SEPTA Regional Rail.
-
E.
Caernarfon station
Caernarfon station is the northern terminus and main passenger station of the heritage Welsh Highland Railway in Caernarfon, 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_69d6aa864ed88190818280ab6791d065 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d770723df08190bedfdc94d998f969 |
completed | April 9, 2026, 9:25 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e155550e388190bd441ac3a9dde435 |
completed | April 16, 2026, 9:32 p.m. |
| NEDg | Description generation | batch_69e1801eaa048190a5e8822b3da1077c |
completed | April 17, 2026, 12:34 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69e1831f8a6c819084bde8f71371cf8e |
completed | April 17, 2026, 12:47 a.m. |
Created at: April 8, 2026, 9:22 p.m.