Triple

T2148929
Position Surface form Disambiguated ID Type / Status
Subject Leeds railway station E47134 entity
Predicate isServedBy P1293 FINISHED
Object Hull Trains
Hull Trains is an open-access British train operating company that runs long-distance passenger services primarily between London King's Cross and Hull, serving key intermediate stations such as Leeds.
 E129615 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: Hull Trains | Statement: [Leeds railway station, isServedBy, Hull Trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hull Trains
Context triple: [Leeds railway station, isServedBy, Hull Trains]
  • A. Hull Trains (former)
    Hull Trains (former) was an open-access train operating company in the UK that previously ran services using British Rail Class 170 diesel multiple units.
  • B. Virgin Trains
    Virgin Trains was a British train operating company under Richard Branson’s Virgin Group brand that ran long-distance passenger rail services in the UK.
  • C. Caledonian Sleeper
    Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
  • D. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • E. Northern Rail
    Northern Rail is a British train operating company providing regional and commuter rail services across Northern England.
  • 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: Hull Trains
Triple: [Leeds railway station, isServedBy, Hull Trains]
Generated description
Hull Trains is an open-access British train operating company that runs long-distance passenger services primarily between London King's Cross and Hull, serving key intermediate stations such as Leeds.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hull Trains
Target entity description: Hull Trains is an open-access British train operating company that runs long-distance passenger services primarily between London King's Cross and Hull, serving key intermediate stations such as Leeds.
  • A. Hull Trains (former) chosen
    Hull Trains (former) was an open-access train operating company in the UK that previously ran services using British Rail Class 170 diesel multiple units.
  • B. Virgin Trains
    Virgin Trains was a British train operating company under Richard Branson’s Virgin Group brand that ran long-distance passenger rail services in the UK.
  • C. Caledonian Sleeper
    Caledonian Sleeper is an overnight train service in the United Kingdom that connects London with various destinations in Scotland, offering sleeper accommodations for long-distance travelers.
  • D. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • E. Northern Rail
    Northern Rail is a British train operating company providing regional and commuter rail services across Northern England.
  • F. None of above.

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_69a88a1933e0819094f18426ed74180f completed March 4, 2026, 7:38 p.m.
NER Named-entity recognition batch_69abbe44d2608190986467d43ee224d4 completed March 7, 2026, 5:57 a.m.
NED1 Entity disambiguation (via context triple) batch_69ae58d9c52081909f6acb0558369310 completed March 9, 2026, 5:21 a.m.
NEDg Description generation batch_69ae59892b848190a9cc8b086647ff14 completed March 9, 2026, 5:24 a.m.
NED2 Entity disambiguation (via description) batch_69ae5a02404c819088acf7c592cb2cae completed March 9, 2026, 5:26 a.m.
Created at: March 4, 2026, 7:44 p.m.