Triple

T14716872
Position Surface form Disambiguated ID Type / Status
Subject Launceston, Cornwall, England E345702 entity
Predicate hasFormerRailwayStation P28717 FINISHED
Object Launceston railway station
Launceston railway station was a former railway terminus that served the town of Launceston in Cornwall, England, playing a key role in its regional transport links before closure.
 E1116529 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: Launceston railway station | Statement: [Launceston, Cornwall, England, hasFormerRailwayStation, Launceston railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Launceston railway station
Context triple: [Launceston, Cornwall, England, hasFormerRailwayStation, Launceston railway station]
  • A. Teralba railway station
    Teralba railway station is a suburban train station in New South Wales, Australia, serving the town of Teralba on the Central Coast & Newcastle Line.
  • B. Perth station
    Perth station is the central railway hub in Perth, Western Australia, serving as a major interchange for suburban and regional train services.
  • C. Mount Victoria railway station
    Mount Victoria railway station is a historic Blue Mountains railway station in New South Wales, Australia, known for its Victorian-era architecture and role as a key stop on the Main Western line.
  • D. Port St Mary railway station
    Port St Mary railway station is a historic stop on the Isle of Man Railway serving the village of Port St Mary on the island’s south coast.
  • E. Ashburton railway station
    Ashburton railway station is a suburban commuter rail stop in Melbourne, Australia, serving the local community on the city's metropolitan train network.
  • 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: Launceston railway station
Triple: [Launceston, Cornwall, England, hasFormerRailwayStation, Launceston railway station]
Generated description
Launceston railway station was a former railway terminus that served the town of Launceston in Cornwall, England, playing a key role in its regional transport links before closure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Launceston railway station
Target entity description: Launceston railway station was a former railway terminus that served the town of Launceston in Cornwall, England, playing a key role in its regional transport links before closure.
  • A. Teralba railway station
    Teralba railway station is a suburban train station in New South Wales, Australia, serving the town of Teralba on the Central Coast & Newcastle Line.
  • B. Perth station
    Perth station is the central railway hub in Perth, Western Australia, serving as a major interchange for suburban and regional train services.
  • C. Mount Victoria railway station
    Mount Victoria railway station is a historic Blue Mountains railway station in New South Wales, Australia, known for its Victorian-era architecture and role as a key stop on the Main Western line.
  • D. Port St Mary railway station
    Port St Mary railway station is a historic stop on the Isle of Man Railway serving the village of Port St Mary on the island’s south coast.
  • E. Ashburton railway station
    Ashburton railway station is a suburban commuter rail stop in Melbourne, Australia, serving the local community on the city's metropolitan train network.
  • 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_69d822e5911c8190ba589f957dbd9ba7 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb98688f48190b2b19ce7aa06a6db completed April 14, 2026, 10:02 p.m.
NED1 Entity disambiguation (via context triple) batch_69fdf0913d6c8190886df4cd0a92aa80 completed May 8, 2026, 2:17 p.m.
NEDg Description generation batch_69fdf3f89f088190ab745bddcc99a36c completed May 8, 2026, 2:32 p.m.
NED2 Entity disambiguation (via description) batch_69fdf47f265c8190a5494dcc7baf00fa completed May 8, 2026, 2:34 p.m.
Created at: April 10, 2026, 1:29 a.m.