Triple

T6963384
Position Surface form Disambiguated ID Type / Status
Subject Catford Loop Line E161426 entity
Predicate serves P98 FINISHED
Object Ravensbourne railway station
Ravensbourne railway station is a suburban rail stop in the London Borough of Bromley providing local commuter services into central London.
 E630554 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: Ravensbourne railway station | Statement: [Catford Loop Line, serves, Ravensbourne railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ravensbourne railway station
Context triple: [Catford Loop Line, serves, Ravensbourne railway station]
  • A. Broxbourne railway station
    Broxbourne railway station is a key commuter rail hub in Hertfordshire, England, providing frequent services between London and destinations along the West Anglia route.
  • B. Ash Vale railway station
    Ash Vale railway station is a suburban rail station in Surrey, England, serving the village of Ash Vale with services connecting to London and other destinations on the regional network.
  • C. Broadmeadows railway station
    Broadmeadows railway station is a suburban commuter rail station in Melbourne, Australia, serving the Broadmeadows area as part of the city’s metropolitan train network.
  • D. 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.
  • E. Bamford railway station
    Bamford railway station is a small rural stop on the Hope Valley Line in Derbyshire, England, serving the village of Bamford and surrounding Peak District communities.
  • 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: Ravensbourne railway station
Triple: [Catford Loop Line, serves, Ravensbourne railway station]
Generated description
Ravensbourne railway station is a suburban rail stop in the London Borough of Bromley providing local commuter services into central London.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ravensbourne railway station
Target entity description: Ravensbourne railway station is a suburban rail stop in the London Borough of Bromley providing local commuter services into central London.
  • A. Broxbourne railway station
    Broxbourne railway station is a key commuter rail hub in Hertfordshire, England, providing frequent services between London and destinations along the West Anglia route.
  • B. Ash Vale railway station
    Ash Vale railway station is a suburban rail station in Surrey, England, serving the village of Ash Vale with services connecting to London and other destinations on the regional network.
  • C. Broadmeadows railway station
    Broadmeadows railway station is a suburban commuter rail station in Melbourne, Australia, serving the Broadmeadows area as part of the city’s metropolitan train network.
  • D. 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.
  • E. Bamford railway station
    Bamford railway station is a small rural stop on the Hope Valley Line in Derbyshire, England, serving the village of Bamford and surrounding Peak District communities.
  • 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_69c68853cff881908439d488924a8283 completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6daf197b0819085bd0433c8a7f716 completed March 27, 2026, 7:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69c758a0e5bc819098206940fc3ac623 completed March 28, 2026, 4:27 a.m.
NEDg Description generation batch_69c759553fe081909881c8d2ae680dfe completed March 28, 2026, 4:30 a.m.
NED2 Entity disambiguation (via description) batch_69c759c79de48190bd3e079c07a9158a completed March 28, 2026, 4:32 a.m.
Created at: March 27, 2026, 2:30 p.m.