Triple

T8126265
Position Surface form Disambiguated ID Type / Status
Subject Upper Norwood E189736 entity
Predicate transportServedBy P1298 FINISHED
Object West Norwood railway station
West Norwood railway station is a suburban rail station in south London providing commuter services that connect the surrounding districts, including Upper Norwood, to central London and other parts of the city.
 E715154 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 Norwood railway station | Statement: [Upper Norwood, transportServedBy, West Norwood railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: West Norwood railway station
Context triple: [Upper Norwood, transportServedBy, West Norwood railway station]
  • A. West Brompton station
    West Brompton station is a railway and London Underground station in West London that serves both the District line and National Rail services.
  • B. Herne Hill railway station
    Herne Hill railway station is a suburban rail station in south London that provides commuter services connecting the local area to central London and other parts of the city.
  • 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. Highams Park railway station
    Highams Park railway station is a suburban rail station in northeast London serving the Chingford branch of the London Overground network.
  • E. 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.
  • 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 Norwood railway station
Triple: [Upper Norwood, transportServedBy, West Norwood railway station]
Generated description
West Norwood railway station is a suburban rail station in south London providing commuter services that connect the surrounding districts, including Upper Norwood, to central London and other parts of the city.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: West Norwood railway station
Target entity description: West Norwood railway station is a suburban rail station in south London providing commuter services that connect the surrounding districts, including Upper Norwood, to central London and other parts of the city.
  • A. West Brompton station
    West Brompton station is a railway and London Underground station in West London that serves both the District line and National Rail services.
  • B. Herne Hill railway station
    Herne Hill railway station is a suburban rail station in south London that provides commuter services connecting the local area to central London and other parts of the city.
  • 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. Highams Park railway station
    Highams Park railway station is a suburban rail station in northeast London serving the Chingford branch of the London Overground network.
  • E. 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.
  • 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_69ca82bb74848190afb1f18640632c10 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb438eb778819085296e6cbfa2e70d completed March 31, 2026, 3:46 a.m.
NED1 Entity disambiguation (via context triple) batch_69ccbebd0d0481908eb6989d1822421a completed April 1, 2026, 6:44 a.m.
NEDg Description generation batch_69ccc24c5684819093a4f58616122675 completed April 1, 2026, 6:59 a.m.
NED2 Entity disambiguation (via description) batch_69ccc38e85bc8190b0f4b2435a385f47 completed April 1, 2026, 7:04 a.m.
Created at: March 30, 2026, 5:34 p.m.