Triple

T21760426
Position Surface form Disambiguated ID Type / Status
Subject Birmingham New Street – Edinburgh Waverley E537148 entity
Predicate via P5680 FINISHED
Object Carstairs railway station
Carstairs railway station is a key junction on the West Coast Main Line in South Lanarkshire, Scotland, where routes between England and central Scotland diverge.
 E1500758 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: Carstairs railway station | Statement: [Birmingham New Street – Edinburgh Waverley, via, Carstairs railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Carstairs railway station
Context triple: [Birmingham New Street – Edinburgh Waverley, via, Carstairs railway station]
  • A. Broadstairs railway station
    Broadstairs railway station is a coastal railway stop in Kent, England, serving the town of Broadstairs with regional and commuter rail services.
  • B. Stonehouse railway station
    Stonehouse railway station is a small railway stop in Gloucestershire, England, serving the town of Stonehouse on the regional route between Gloucester and Swindon.
  • C. Carrog railway station
    Carrog railway station is a preserved heritage railway station in Denbighshire, Wales, serving as one of the stops on the volunteer-run Llangollen Railway.
  • D. Stonegate railway station
    Stonegate railway station is a small rural stop in East Sussex, England, served by trains on the Tonbridge–Hastings line.
  • E. Consall railway station
    Consall railway station is a preserved rural station in Staffordshire, England, serving heritage trains on the Churnet Valley Railway.
  • 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: Carstairs railway station
Triple: [Birmingham New Street – Edinburgh Waverley, via, Carstairs railway station]
Generated description
Carstairs railway station is a key junction on the West Coast Main Line in South Lanarkshire, Scotland, where routes between England and central Scotland diverge.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Carstairs railway station
Target entity description: Carstairs railway station is a key junction on the West Coast Main Line in South Lanarkshire, Scotland, where routes between England and central Scotland diverge.
  • A. Broadstairs railway station
    Broadstairs railway station is a coastal railway stop in Kent, England, serving the town of Broadstairs with regional and commuter rail services.
  • B. Stonehouse railway station
    Stonehouse railway station is a small railway stop in Gloucestershire, England, serving the town of Stonehouse on the regional route between Gloucester and Swindon.
  • C. Carrog railway station
    Carrog railway station is a preserved heritage railway station in Denbighshire, Wales, serving as one of the stops on the volunteer-run Llangollen Railway.
  • D. Stonegate railway station
    Stonegate railway station is a small rural stop in East Sussex, England, served by trains on the Tonbridge–Hastings line.
  • E. Consall railway station
    Consall railway station is a preserved rural station in Staffordshire, England, serving heritage trains on the Churnet Valley Railway.
  • 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_69e0c46f5d1c8190bf830409e98464e5 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f01d91e9788190a11d0295306e78a4 completed April 28, 2026, 2:38 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0a3675ffe0819092be3df2b4440ee5 completed May 17, 2026, 9:43 p.m.
NEDg Description generation batch_6a0a376c3f88819085dcf4d2f49ea121 completed May 17, 2026, 9:47 p.m.
NED2 Entity disambiguation (via description) batch_6a0a37f8c09c8190a92f78909cfbc6e7 completed May 17, 2026, 9:49 p.m.
Created at: April 16, 2026, 6:50 p.m.