Triple

T5240999
Position Surface form Disambiguated ID Type / Status
Subject Brighton Main Line E118338 entity
Predicate notableStation P3858 FINISHED
Object Haywards Heath railway station
Haywards Heath railway station is a key commuter and interchange stop in West Sussex, England, serving routes between London and the south coast.
 E505237 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: Haywards Heath railway station | Statement: [Brighton Main Line, notableStation, Haywards Heath railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Haywards Heath railway station
Context triple: [Brighton Main Line, notableStation, Haywards Heath railway station]
  • A. Blackheath railway station
    Blackheath railway station is a suburban rail station in southeast London serving the Blackheath area with regular commuter services into central London and surrounding regions.
  • B. Hayes railway station
    Hayes railway station is a suburban rail station in Hayes, London, serving as the terminus of the Hayes line with regular commuter services into central London.
  • C. 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.
  • D. Leatherhead railway station
    Leatherhead railway station is a commuter rail station in Surrey, England, serving the town of Leatherhead on routes into London and surrounding areas.
  • E. Petts Wood railway station
    Petts Wood railway station is a suburban rail station in the London Borough of Bromley that serves the Petts Wood area with commuter services into central London and surrounding regions.
  • 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: Haywards Heath railway station
Triple: [Brighton Main Line, notableStation, Haywards Heath railway station]
Generated description
Haywards Heath railway station is a key commuter and interchange stop in West Sussex, England, serving routes between London and the south coast.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Haywards Heath railway station
Target entity description: Haywards Heath railway station is a key commuter and interchange stop in West Sussex, England, serving routes between London and the south coast.
  • A. Blackheath railway station
    Blackheath railway station is a suburban rail station in southeast London serving the Blackheath area with regular commuter services into central London and surrounding regions.
  • B. Hayes railway station
    Hayes railway station is a suburban rail station in Hayes, London, serving as the terminus of the Hayes line with regular commuter services into central London.
  • C. 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.
  • D. Leatherhead railway station
    Leatherhead railway station is a commuter rail station in Surrey, England, serving the town of Leatherhead on routes into London and surrounding areas.
  • E. Petts Wood railway station
    Petts Wood railway station is a suburban rail station in the London Borough of Bromley that serves the Petts Wood area with commuter services into central London and surrounding regions.
  • 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_69bd4467db0881909b3b0982df32cc8f completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd7b2c50508190b84bab216c30cbfe completed March 20, 2026, 4:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69bef8278cb88190aa1e0a42d2f8fe8d completed March 21, 2026, 7:57 p.m.
NEDg Description generation batch_69bef91bb96c819098b7f6bfa578d9ca completed March 21, 2026, 8:01 p.m.
NED2 Entity disambiguation (via description) batch_69bef9dc9c908190aac0f7bcaf427dfc completed March 21, 2026, 8:04 p.m.
Created at: March 20, 2026, 1:49 p.m.