Triple

T4312818
Position Surface form Disambiguated ID Type / Status
Subject Mid Hants Railway E94112 entity
Predicate hasStation P35 FINISHED
Object Medstead and Four Marks railway station
Medstead and Four Marks railway station is a preserved heritage railway station in Hampshire, England, serving the villages of Medstead and Four Marks on the Mid Hants Railway (Watercress Line).
E430082 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: Medstead and Four Marks railway station | Statement: [Mid Hants Railway, hasStation, Medstead and Four Marks railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Medstead and Four Marks railway station
Context triple: [Mid Hants Railway, hasStation, Medstead and Four Marks railway station]
  • A. Broadmeadow railway station
    Broadmeadow railway station is a key suburban rail station in Newcastle, New South Wales, serving as an important junction and interchange on the state’s rail network.
  • B. 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.
  • C. Three Bridges railway station
    Three Bridges railway station is a major railway hub in West Sussex, England, serving the town of Crawley with regional and commuter services, including routes to London and the south coast.
  • D. Four Oaks railway station
    Four Oaks railway station is a suburban rail station in the West Midlands, England, serving the Birmingham Cross-City Line with regular local commuter services.
  • E. Fairy Meadow railway station
    Fairy Meadow railway station is a suburban train station on the South Coast line in New South Wales, Australia, serving the coastal suburb of Fairy Meadow near Wollongong.
  • 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: Medstead and Four Marks railway station
Triple: [Mid Hants Railway, hasStation, Medstead and Four Marks railway station]
Generated description
Medstead and Four Marks railway station is a preserved heritage railway station in Hampshire, England, serving the villages of Medstead and Four Marks on the Mid Hants Railway (Watercress Line).
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Medstead and Four Marks railway station
Target entity description: Medstead and Four Marks railway station is a preserved heritage railway station in Hampshire, England, serving the villages of Medstead and Four Marks on the Mid Hants Railway (Watercress Line).
  • A. Broadmeadow railway station
    Broadmeadow railway station is a key suburban rail station in Newcastle, New South Wales, serving as an important junction and interchange on the state’s rail network.
  • B. 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.
  • C. Three Bridges railway station
    Three Bridges railway station is a major railway hub in West Sussex, England, serving the town of Crawley with regional and commuter services, including routes to London and the south coast.
  • D. Four Oaks railway station
    Four Oaks railway station is a suburban rail station in the West Midlands, England, serving the Birmingham Cross-City Line with regular local commuter services.
  • E. Fairy Meadow railway station
    Fairy Meadow railway station is a suburban train station on the South Coast line in New South Wales, Australia, serving the coastal suburb of Fairy Meadow near Wollongong.
  • 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_69b3451886588190a3dd1305ea7c58dc completed March 12, 2026, 10:58 p.m.
NER Named-entity recognition batch_69b350d8bff88190bcf7dd419d5f4312 completed March 12, 2026, 11:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5c75cd5c481908f76c510fec678f9 completed March 14, 2026, 8:38 p.m.
NEDg Description generation batch_69b5c8dc06c48190acc7e6ef33cfa80c completed March 14, 2026, 8:45 p.m.
NED2 Entity disambiguation (via description) batch_69b5c993a9388190a52e573b013dbe29 completed March 14, 2026, 8:48 p.m.
Created at: March 12, 2026, 11:12 p.m.