Triple

T8527708
Position Surface form Disambiguated ID Type / Status
Subject Clapham Junction railway station E201859 entity
Predicate servedBy P82 FINISHED
Object South Western Railway services E77673 NE FINISHED

How this triple was built (2 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 Western Railway services | Statement: [Clapham Junction railway station, servedBy, South Western Railway services]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: South Western Railway services
Context triple: [Clapham Junction railway station, servedBy, South Western Railway services]
  • A. 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.
  • 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 West Main Line (London Waterloo to Basingstoke)
    The South West Main Line (London Waterloo to Basingstoke) is a key commuter and intercity railway corridor in southern England, linking central London with Hampshire and serving as the first section of the main route toward southwest England.
  • D. Bristol suburban rail network
    The Bristol suburban rail network is a local passenger rail system serving Bristol and its surrounding areas, providing frequent commuter and regional services on routes such as the Severn Beach Line.
  • E. West Coastway Line
    The West Coastway Line is a major railway route in southern England that runs along the south coast, linking cities such as Brighton, Worthing, Chichester, and Portsmouth.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69ca83228b24819085d22e7dc99f5d94 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe6477100819081fa20cb6b8ea3d7 completed March 31, 2026, 3:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce6d54ef908190970a1010c8018abd completed April 2, 2026, 1:21 p.m.
Created at: March 30, 2026, 6:17 p.m.