Triple

T4805187
Position Surface form Disambiguated ID Type / Status
Subject Minehead E106929 entity
Predicate terminusOf P3375 FINISHED
Object West Somerset Railway
West Somerset Railway is a heritage steam and diesel railway in Somerset, England, running through scenic countryside between Bishops Lydeard and the coastal town of Minehead.
E468761 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: West Somerset Railway | Statement: [Minehead, terminusOf, West Somerset Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: West Somerset Railway
Context triple: [Minehead, terminusOf, West Somerset Railway]
  • A. Somerset and Dorset Joint Railway
    The Somerset and Dorset Joint Railway was a historic cross-country railway in southwest England, famed for its scenic but steeply graded route linking Bath and Bournemouth.
  • B. Cotswold Line
    The Cotswold Line is a railway route in England running through the scenic Cotswolds region, linking Oxford with Worcester and Hereford.
  • C. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • D. West of England Main Line
    The West of England Main Line is a major railway route in southwest England that connects London with Exeter and passes through several counties including Somerset.
  • E. Mid Hants Railway
    Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
  • 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: West Somerset Railway
Triple: [Minehead, terminusOf, West Somerset Railway]
Generated description
West Somerset Railway is a heritage steam and diesel railway in Somerset, England, running through scenic countryside between Bishops Lydeard and the coastal town of Minehead.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: West Somerset Railway
Target entity description: West Somerset Railway is a heritage steam and diesel railway in Somerset, England, running through scenic countryside between Bishops Lydeard and the coastal town of Minehead.
  • A. Somerset and Dorset Joint Railway
    The Somerset and Dorset Joint Railway was a historic cross-country railway in southwest England, famed for its scenic but steeply graded route linking Bath and Bournemouth.
  • B. Cotswold Line
    The Cotswold Line is a railway route in England running through the scenic Cotswolds region, linking Oxford with Worcester and Hereford.
  • C. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • D. West of England Main Line
    The West of England Main Line is a major railway route in southwest England that connects London with Exeter and passes through several counties including Somerset.
  • E. Mid Hants Railway
    Mid Hants Railway, also known as the Watercress Line, is a preserved heritage railway in Hampshire, England, famed for its steam-hauled services through scenic countryside.
  • 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_69bd43f6a1e08190bf0a372bfc336ee5 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd6c664c3c81908e4d9a7c8c19744b completed March 20, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69be4403ef888190b41c9a0db6bf47aa completed March 21, 2026, 7:08 a.m.
NEDg Description generation batch_69be44df4e808190bb65ea205446a98f completed March 21, 2026, 7:12 a.m.
NED2 Entity disambiguation (via description) batch_69be45be5c0c8190b414d321b34a4784 completed March 21, 2026, 7:16 a.m.
Created at: March 20, 2026, 1:23 p.m.