Triple

T21729636
Position Surface form Disambiguated ID Type / Status
Subject London Waterloo suburban services E536370 entity
Predicate usesInfrastructure P6820 FINISHED
Object Basingstoke Line NE NERFINISHED

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: Basingstoke Line | Statement: [London Waterloo suburban services, usesInfrastructure, Basingstoke Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Basingstoke Line
Context triple: [London Waterloo suburban services, usesInfrastructure, Basingstoke Line]
  • A. Marston Vale Line
    The Marston Vale Line is a regional railway route in England connecting Bletchley and Bedford, serving towns and villages across the Marston Vale area.
  • B. Oxford–Bicester line
    The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
  • C. Tonbridge Line
    The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.
  • D. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • E. North Kent Line
    The North Kent Line is a major suburban and commuter railway route in southeast England connecting central London with towns along the River Thames in Kent.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Basingstoke Line
Target entity description: The Basingstoke Line is a key commuter and intercity railway route in southern England linking London Waterloo with Basingstoke and connecting to wider services across Hampshire and beyond.
  • A. Marston Vale Line
    The Marston Vale Line is a regional railway route in England connecting Bletchley and Bedford, serving towns and villages across the Marston Vale area.
  • B. Oxford–Bicester line
    The Oxford–Bicester line is a railway route in Oxfordshire, England, connecting Oxford with the town of Bicester as part of the regional and commuter rail network.
  • C. Tonbridge Line
    The Tonbridge Line is a railway route in southeast England that links London with the town of Tonbridge and connects to several other regional lines.
  • D. Wessex Main Line
    The Wessex Main Line is a key railway route in southern England linking Bristol and Bath with Salisbury and Southampton, serving as an important regional passenger corridor.
  • E. North Kent Line
    The North Kent Line is a major suburban and commuter railway route in southeast England connecting central London with towns along the River Thames in Kent.
  • F. None of above. chosen

Provenance (2 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_69e0c46d3284819099a4f9d5a704eb95 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69effd04c9648190922e8fa7c74ac1b5 completed April 28, 2026, 12:19 a.m.
Created at: April 16, 2026, 6:48 p.m.