Triple

T7721132
Position Surface form Disambiguated ID Type / Status
Subject Lilydale line E175012 entity
Predicate hasStation P35 FINISHED
Object Croydon railway station
Croydon railway station is a suburban commuter rail station in Melbourne, Australia, serving the outer-eastern suburb of Croydon.
 E683715 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: Croydon railway station | Statement: [Lilydale line, hasStation, Croydon railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Croydon railway station
Context triple: [Lilydale line, hasStation, Croydon railway station]
  • A. East Croydon station
    East Croydon station is a major railway interchange in south London, serving as one of the busiest commuter hubs on routes between central London, Gatwick Airport, and the south coast.
  • B. South Croydon railway station
    South Croydon railway station is a suburban rail station in the London Borough of Croydon that serves commuter services between central London and destinations in Surrey and beyond.
  • C. West Croydon station
    West Croydon station is a major transport interchange in south London, serving National Rail, London Overground, and Tramlink services for the Croydon area.
  • D. Camberwell railway station
    Camberwell railway station is a major suburban railway station in Melbourne, Australia, serving as a key junction and interchange point on the city’s eastern rail network.
  • E. Lewisham station
    Lewisham station is a major transport hub in southeast London that serves National Rail, Docklands Light Railway, and numerous 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: Croydon railway station
Triple: [Lilydale line, hasStation, Croydon railway station]
Generated description
Croydon railway station is a suburban commuter rail station in Melbourne, Australia, serving the outer-eastern suburb of Croydon.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Croydon railway station
Target entity description: Croydon railway station is a suburban commuter rail station in Melbourne, Australia, serving the outer-eastern suburb of Croydon.
  • A. East Croydon station
    East Croydon station is a major railway interchange in south London, serving as one of the busiest commuter hubs on routes between central London, Gatwick Airport, and the south coast.
  • B. South Croydon railway station
    South Croydon railway station is a suburban rail station in the London Borough of Croydon that serves commuter services between central London and destinations in Surrey and beyond.
  • C. West Croydon station
    West Croydon station is a major transport interchange in south London, serving National Rail, London Overground, and Tramlink services for the Croydon area.
  • D. Camberwell railway station
    Camberwell railway station is a major suburban railway station in Melbourne, Australia, serving as a key junction and interchange point on the city’s eastern rail network.
  • E. Lewisham station
    Lewisham station is a major transport hub in southeast London that serves National Rail, Docklands Light Railway, and numerous 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_69c6995d541c81909eaa646b1a8369a9 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c702f0366c8190a78f0b03f090fc2c completed March 27, 2026, 10:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8b517c64881908d24e8613dc33bf4 completed March 29, 2026, 5:13 a.m.
NEDg Description generation batch_69c8b5bb46508190b3da11b2f9bf05a6 completed March 29, 2026, 5:16 a.m.
NED2 Entity disambiguation (via description) batch_69c8b65a04a48190bf5e01ba0921cf14 completed March 29, 2026, 5:19 a.m.
Created at: March 27, 2026, 4:05 p.m.