Triple

T26081133
Position Surface form Disambiguated ID Type / Status
Subject Aberdeen–London Kings Cross services E657844 entity
Predicate formerRollingStockUsed P29565 FINISHED
Object InterCity 125 HST
The InterCity 125 HST is a British high-speed diesel train set introduced in the 1970s, renowned for revolutionizing long-distance rail travel in the UK and long holding the world speed record for diesel traction.
 E1706776 NE FINISHED

How this triple was built (3 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: InterCity 125 HST | Statement: [Aberdeen–London Kings Cross services, formerRollingStockUsed, InterCity 125 HST]
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: InterCity 125 HST
Triple: [Aberdeen–London Kings Cross services, formerRollingStockUsed, InterCity 125 HST]
Generated description
The InterCity 125 HST is a British high-speed diesel train set introduced in the 1970s, renowned for revolutionizing long-distance rail travel in the UK and long holding the world speed record for diesel traction.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: formerRollingStockUsed
Context triple: [Aberdeen–London Kings Cross services, formerRollingStockUsed, InterCity 125 HST]
  • A. formerRollingStock chosen
    Indicates that an entity was previously used as rolling stock (e.g., railway vehicles) but no longer serves in that capacity.
  • B. reusedRollingStockFrom
    Indicates that rolling stock used in one context, service, or system was previously used in another specified context, service, or system.
  • C. laterRollingStock
    Indicates that one piece of rolling stock comes into use or service at a later time than another piece of rolling stock.
  • D. ownedRollingStock
    Indicates that one entity possesses or has ownership rights over specific rolling stock (such as trains, railcars, or locomotives).
  • E. usesRollingStock
    Indicates that one entity employs or operates specific rolling stock (such as rail vehicles) in its activities or services.
  • F. None of above.

Provenance (6 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_69ee5bbf0d208190801ee95d4f07fb16 completed April 26, 2026, 6:38 p.m.
NER Named-entity recognition batch_69f7431c0eec81909ead443e07d75e18 completed May 3, 2026, 12:44 p.m.
NED1 Entity disambiguation (via context triple) batch_6a111b360350819086df0e103fb680c1 completed May 23, 2026, 3:12 a.m.
NEDg Description generation batch_6a111c964b408190bb5820d6f197ca09 completed May 23, 2026, 3:18 a.m.
NED2 Entity disambiguation (via description) batch_6a111d127a988190876a162a3a44540c completed May 23, 2026, 3:20 a.m.
PD Predicate disambiguation batch_69f74143cf708190a12d487884298437 completed May 3, 2026, 12:36 p.m.
Created at: April 26, 2026, 7:38 p.m.