Triple

T5313648
Position Surface form Disambiguated ID Type / Status
Subject Stagecoach Group E119091 entity
Predicate hasOperated P37857 FINISHED
Object South West Trains
South West Trains was a major UK train operating company that provided passenger rail services across southwest London, Surrey, Hampshire, Dorset, and surrounding areas.
E77673 NE FINISHED

How this triple was built (5 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: South West Trains | Statement: [Stagecoach Group, hasOperated, South West Trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South West Trains
Context triple: [Stagecoach Group, hasOperated, South West Trains]
  • A. 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.
  • B. South Western Railway
    South Western Railway is a zone of Indian Railways responsible for operating and managing rail services primarily across the state of Karnataka and parts of its neighboring regions.
  • C. South Western Railway
    South Western Railway is a major UK train operating company providing regional and long-distance passenger rail services across southwest London, Surrey, Hampshire, Dorset, Wiltshire, Devon, and surrounding areas.
  • D. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • E. Govia Thameslink Railway
    Govia Thameslink Railway is a major UK train operating company that runs the Thameslink, Southern, Great Northern, and Gatwick Express services across London and surrounding regions.
  • 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: South West Trains
Triple: [Stagecoach Group, hasOperated, South West Trains]
Generated description
South West Trains was a major UK train operating company that provided passenger rail services across southwest London, Surrey, Hampshire, Dorset, and surrounding areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South West Trains
Target entity description: South West Trains was a major UK train operating company that provided passenger rail services across southwest London, Surrey, Hampshire, Dorset, and surrounding areas.
  • A. 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.
  • B. South Western Railway chosen
    South Western Railway is a major UK train operating company providing regional and long-distance passenger rail services across southwest London, Surrey, Hampshire, Dorset, Wiltshire, Devon, and surrounding areas.
  • C. South Western Railway
    South Western Railway is a zone of Indian Railways responsible for operating and managing rail services primarily across the state of Karnataka and parts of its neighboring regions.
  • D. Northern Trains
    Northern Trains is a British train operating company that runs local and regional passenger rail services across Northern England.
  • E. Govia Thameslink Railway
    Govia Thameslink Railway is a major UK train operating company that runs the Thameslink, Southern, Great Northern, and Gatwick Express services across London and surrounding regions.
  • F. None of above.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasOperated
Context triple: [Stagecoach Group, hasOperated, South West Trains]
  • A. operatedBefore
    Indicates that one entity performed an operation or action at an earlier time than another entity.
  • B. hasBusinessOperation chosen
    Indicates that one entity conducts, manages, or is engaged in a commercial or organizational activity involving another entity.
  • C. operatedTo
    Indicates that one entity has performed a surgical or medical operation on another entity.
  • D. operatedWith
    Indicates that an entity performed an action, function, or process using a specified tool, method, or instrument.
  • E. operatedFor
    Indicates that one entity performed operations or provided services on behalf of, or in support of, another entity for a certain period or purpose.
  • 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_69bd446b57bc8190a513d2e6c40314f3 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd86f20f008190be7b5848af05f2b8 completed March 20, 2026, 5:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf188988688190b4b08b5e0cda8cf5 completed March 21, 2026, 10:15 p.m.
NEDg Description generation batch_69bf18f90d9081908a47e69e82ed2940 completed March 21, 2026, 10:17 p.m.
NED2 Entity disambiguation (via description) batch_69bf195e7be88190a7655d18471b1662 completed March 21, 2026, 10:19 p.m.
PD Predicate disambiguation batch_69bd84534f9c8190bc19d4812060768d completed March 20, 2026, 5:30 p.m.
Created at: March 20, 2026, 1:54 p.m.