Triple

T4742852
Position Surface form Disambiguated ID Type / Status
Subject Pontypridd railway station E105286 entity
Predicate connectsTo P845 FINISHED
Object Treherbert railway station
Treherbert railway station is a valley terminus on the Rhondda Line in Rhondda Cynon Taf, Wales, serving the village of Treherbert with local commuter rail services.
E467168 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: Treherbert railway station | Statement: [Pontypridd railway station, connectsTo, Treherbert railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Treherbert railway station
Context triple: [Pontypridd railway station, connectsTo, Treherbert railway station]
  • A. Hatfield railway station
    Hatfield railway station is a commuter and regional rail station serving the town of Hatfield in Hertfordshire, England, on the East Coast Main Line north of London.
  • B. Radnor station
    Radnor station is a SEPTA rapid transit stop in Radnor, Pennsylvania, serving passengers on the Norristown High Speed Line.
  • C. Dalmeny railway station
    Dalmeny railway station is a suburban rail stop in South Queensferry, Scotland, serving as a key commuter hub for passengers traveling into and out of Edinburgh.
  • D. Meadowhall railway station
    Meadowhall railway station is a transport hub in Sheffield, England, providing rail connections for shoppers and commuters using the adjacent Meadowhall Shopping Centre.
  • E. Netherwood station
    Netherwood station is a commuter rail stop in Plainfield, New Jersey, served by NJ Transit trains on the Raritan Valley Line.
  • 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: Treherbert railway station
Triple: [Pontypridd railway station, connectsTo, Treherbert railway station]
Generated description
Treherbert railway station is a valley terminus on the Rhondda Line in Rhondda Cynon Taf, Wales, serving the village of Treherbert with local commuter rail services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Treherbert railway station
Target entity description: Treherbert railway station is a valley terminus on the Rhondda Line in Rhondda Cynon Taf, Wales, serving the village of Treherbert with local commuter rail services.
  • A. Hatfield railway station
    Hatfield railway station is a commuter and regional rail station serving the town of Hatfield in Hertfordshire, England, on the East Coast Main Line north of London.
  • B. Radnor station
    Radnor station is a SEPTA rapid transit stop in Radnor, Pennsylvania, serving passengers on the Norristown High Speed Line.
  • C. Dalmeny railway station
    Dalmeny railway station is a suburban rail stop in South Queensferry, Scotland, serving as a key commuter hub for passengers traveling into and out of Edinburgh.
  • D. Meadowhall railway station
    Meadowhall railway station is a transport hub in Sheffield, England, providing rail connections for shoppers and commuters using the adjacent Meadowhall Shopping Centre.
  • E. Netherwood station
    Netherwood station is a commuter rail stop in Plainfield, New Jersey, served by NJ Transit trains on the Raritan Valley Line.
  • 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_69bd43ef87a48190a5bc3600711aa032 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd64a85e9c81908e9c7bbbb998953e completed March 20, 2026, 3:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69be3a309a408190836c51d0fe85c5d8 completed March 21, 2026, 6:26 a.m.
NEDg Description generation batch_69be3d30efb4819088121ce087344da3 completed March 21, 2026, 6:39 a.m.
NED2 Entity disambiguation (via description) batch_69be3d99a288819088e42e04de5c17a4 completed March 21, 2026, 6:41 a.m.
Created at: March 20, 2026, 1:19 p.m.