Triple

T9254879
Position Surface form Disambiguated ID Type / Status
Subject Fishguard and Goodwick railway station E222414 entity
Predicate hasAdjacentStation P231 FINISHED
Object Letterston Junction (historical)
Letterston Junction was a former railway junction in Pembrokeshire, Wales, that served as a key connecting point on the line between Fishguard and inland routes before its closure.
E788978 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: Letterston Junction (historical) | Statement: [Fishguard and Goodwick railway station, hasAdjacentStation, Letterston Junction (historical)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Letterston Junction (historical)
Context triple: [Fishguard and Goodwick railway station, hasAdjacentStation, Letterston Junction (historical)]
  • A. Great Haywood Junction
    Great Haywood Junction is a historic canal junction in Staffordshire, England, where major inland waterways meet and serve as a key point on the British canal network.
  • B. Londa Junction
    Londa Junction is a key railway station in Karnataka, India, serving as an important rail hub and gateway between the coastal Konkan region and the inland Deccan plateau.
  • C. Shepreth Branch Junction
    Shepreth Branch Junction is a railway junction in Cambridgeshire, England, where routes diverge toward Cambridge and London on the regional rail network.
  • D. Coppermill Junction
    Coppermill Junction is a key railway junction in northeast London where multiple routes on the Lea Valley lines converge and diverge.
  • E. Wayne Junction
    Wayne Junction is a major regional rail station and transportation hub in Philadelphia, Pennsylvania, serving multiple SEPTA lines and bus routes.
  • 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: Letterston Junction (historical)
Triple: [Fishguard and Goodwick railway station, hasAdjacentStation, Letterston Junction (historical)]
Generated description
Letterston Junction was a former railway junction in Pembrokeshire, Wales, that served as a key connecting point on the line between Fishguard and inland routes before its closure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Letterston Junction (historical)
Target entity description: Letterston Junction was a former railway junction in Pembrokeshire, Wales, that served as a key connecting point on the line between Fishguard and inland routes before its closure.
  • A. Great Haywood Junction
    Great Haywood Junction is a historic canal junction in Staffordshire, England, where major inland waterways meet and serve as a key point on the British canal network.
  • B. Londa Junction
    Londa Junction is a key railway station in Karnataka, India, serving as an important rail hub and gateway between the coastal Konkan region and the inland Deccan plateau.
  • C. Shepreth Branch Junction
    Shepreth Branch Junction is a railway junction in Cambridgeshire, England, where routes diverge toward Cambridge and London on the regional rail network.
  • D. Coppermill Junction
    Coppermill Junction is a key railway junction in northeast London where multiple routes on the Lea Valley lines converge and diverge.
  • E. Wayne Junction
    Wayne Junction is a major regional rail station and transportation hub in Philadelphia, Pennsylvania, serving multiple SEPTA lines and bus routes.
  • 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_69ca841e4cd481908e738c74e958eaea completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd06b3c314819096632b8263288aae completed April 1, 2026, 11:51 a.m.
NED1 Entity disambiguation (via context triple) batch_69d09bde36688190bf66669f585dcee7 completed April 4, 2026, 5:04 a.m.
NEDg Description generation batch_69d09d5047e8819082dbb2e44547b41c completed April 4, 2026, 5:10 a.m.
NED2 Entity disambiguation (via description) batch_69d09dec544c819095e2109d5e1671d3 completed April 4, 2026, 5:13 a.m.
Created at: March 30, 2026, 7:31 p.m.