Triple

T20093613
Position Surface form Disambiguated ID Type / Status
Subject Cwmbach E496338 entity
Predicate hasRailwayStation P918 FINISHED
Object Cwmbach railway station
Cwmbach railway station is a small local rail stop in the village of Cwmbach, Rhondda Cynon Taf, Wales, providing passenger services on the Aberdare line.
 E1412310 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: Cwmbach railway station | Statement: [Cwmbach, hasRailwayStation, Cwmbach railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Cwmbach railway station
Context triple: [Cwmbach, hasRailwayStation, Cwmbach railway station]
  • A. 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.
  • B. Treorchy railway station
    Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
  • C. Ystrad Mynach railway station
    Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
  • D. Tal-y-Cafn railway station
    Tal-y-Cafn railway station is a small rural stop on the Conwy Valley Line in Wales, serving the village of Tal-y-Cafn and surrounding areas.
  • E. Cefn-y-Bedd railway station
    Cefn-y-Bedd railway station is a small rural stop in Wrexham County Borough, Wales, serving the village of Cefn-y-Bedd with local passenger services.
  • 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: Cwmbach railway station
Triple: [Cwmbach, hasRailwayStation, Cwmbach railway station]
Generated description
Cwmbach railway station is a small local rail stop in the village of Cwmbach, Rhondda Cynon Taf, Wales, providing passenger services on the Aberdare line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Cwmbach railway station
Target entity description: Cwmbach railway station is a small local rail stop in the village of Cwmbach, Rhondda Cynon Taf, Wales, providing passenger services on the Aberdare line.
  • A. 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.
  • B. Treorchy railway station
    Treorchy railway station is a local train stop in the town of Treorchy in Rhondda Cynon Taf, Wales, providing passenger rail services along the Rhondda Line.
  • C. Ystrad Mynach railway station
    Ystrad Mynach railway station is a commuter rail stop in Caerphilly County Borough, Wales, providing local and regional services on the Valley Lines network.
  • D. Tal-y-Cafn railway station
    Tal-y-Cafn railway station is a small rural stop on the Conwy Valley Line in Wales, serving the village of Tal-y-Cafn and surrounding areas.
  • E. Cefn-y-Bedd railway station
    Cefn-y-Bedd railway station is a small rural stop in Wrexham County Borough, Wales, serving the village of Cefn-y-Bedd with local passenger services.
  • 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_69da626eee3881909f3454986d4a6511 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e6666a7a94819080ebabfba9762f97 completed April 20, 2026, 5:46 p.m.
NED1 Entity disambiguation (via context triple) batch_6a082707c7908190a3889541ea8a650b completed May 16, 2026, 8:12 a.m.
NEDg Description generation batch_6a08285238908190b7e6e53792586cc5 completed May 16, 2026, 8:18 a.m.
NED2 Entity disambiguation (via description) batch_6a08290a0574819093eae877eb2e0495 completed May 16, 2026, 8:21 a.m.
Created at: April 11, 2026, 11:23 p.m.