Triple

T16764416
Position Surface form Disambiguated ID Type / Status
Subject Gloucestershire Warwickshire Steam Railway E407426 entity
Predicate hasTerminus P388 FINISHED
Object Cheltenham Racecourse railway station
Cheltenham Racecourse railway station is a heritage railway terminus in Cheltenham, England, serving as the southern end of the preserved Gloucestershire Warwickshire Steam Railway.
E1231572 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: Cheltenham Racecourse railway station | Statement: [Gloucestershire Warwickshire Steam Railway, hasTerminus, Cheltenham Racecourse railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cheltenham Racecourse railway station
Context triple: [Gloucestershire Warwickshire Steam Railway, hasTerminus, Cheltenham Racecourse railway station]
  • A. Cheltenham railway station
    Cheltenham railway station is a suburban commuter rail station in Melbourne, Australia, serving the Cheltenham area on the Frankston line.
  • B. Cheltenham station
    Cheltenham station is a regional rail stop in Cheltenham Township, Pennsylvania, served by SEPTA trains on the Fox Chase Line.
  • C. Cheltenham Spa railway station
    Cheltenham Spa railway station is a key passenger rail hub in Cheltenham, England, providing regional and long-distance services on the main line through Gloucestershire.
  • D. Cheltenham Racecourse
    Cheltenham Racecourse is a premier British horse racing venue in Gloucestershire, best known for hosting the prestigious Cheltenham Festival and its flagship Cheltenham Gold Cup steeplechase.
  • E. Wimbledon Chase railway station
    Wimbledon Chase railway station is a suburban National Rail stop in southwest London serving local commuter services on the route between Wimbledon and Sutton.
  • 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: Cheltenham Racecourse railway station
Triple: [Gloucestershire Warwickshire Steam Railway, hasTerminus, Cheltenham Racecourse railway station]
Generated description
Cheltenham Racecourse railway station is a heritage railway terminus in Cheltenham, England, serving as the southern end of the preserved Gloucestershire Warwickshire Steam Railway.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cheltenham Racecourse railway station
Target entity description: Cheltenham Racecourse railway station is a heritage railway terminus in Cheltenham, England, serving as the southern end of the preserved Gloucestershire Warwickshire Steam Railway.
  • A. Cheltenham railway station
    Cheltenham railway station is a suburban commuter rail station in Melbourne, Australia, serving the Cheltenham area on the Frankston line.
  • B. Cheltenham station
    Cheltenham station is a regional rail stop in Cheltenham Township, Pennsylvania, served by SEPTA trains on the Fox Chase Line.
  • C. Cheltenham Spa railway station
    Cheltenham Spa railway station is a key passenger rail hub in Cheltenham, England, providing regional and long-distance services on the main line through Gloucestershire.
  • D. Cheltenham Racecourse
    Cheltenham Racecourse is a premier British horse racing venue in Gloucestershire, best known for hosting the prestigious Cheltenham Festival and its flagship Cheltenham Gold Cup steeplechase.
  • E. Wimbledon Chase railway station
    Wimbledon Chase railway station is a suburban National Rail stop in southwest London serving local commuter services on the route between Wimbledon and Sutton.
  • 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_69d8839174188190909f190097207065 completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e3abef492c8190880d3b39c3641eed completed April 18, 2026, 4:06 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00a52ff9d481909675c7e1f81191dc completed May 10, 2026, 3:33 p.m.
NEDg Description generation batch_6a00a5f02c388190b3f6fb26798f2393 completed May 10, 2026, 3:36 p.m.
NED2 Entity disambiguation (via description) batch_6a00a68b92b48190865ddd477a8ba1c6 completed May 10, 2026, 3:38 p.m.
Created at: April 10, 2026, 5:21 a.m.