Triple

T2803572
Position Surface form Disambiguated ID Type / Status
Subject Greenwich railway station E53999 entity
Predicate lineServed P6301 FINISHED
Object North Kent Line E212174 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: North Kent Line | Statement: [Greenwich railway station, lineServed, North Kent Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North Kent Line
Context triple: [Greenwich railway station, lineServed, North Kent Line]
  • A. North Kent Line chosen
    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.
  • B. North Downs Line
    The North Downs Line is a railway route in South East England that runs across the North Downs, linking Reading with Redhill and Gatwick Airport via towns such as Guildford.
  • C. London, Tilbury and Southend line
    The London, Tilbury and Southend line is a key commuter and regional railway route in southeast England linking central London with Tilbury, Southend and surrounding areas along the north bank of the Thames.
  • D. Severn Beach Line
    The Severn Beach Line is a suburban railway route in the Bristol area of England, running from the city through its northern suburbs to the coastal village of Severn Beach.
  • E. Tyne Valley line
    The Tyne Valley line is a railway route in northern England that runs through the Tyne Valley, linking Carlisle with Newcastle and serving towns and communities along the River Tyne.
  • 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_69ab49dcee188190b5c6eca9ae9e3469 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abde1409148190a06a401185a26b64 completed March 7, 2026, 8:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69afce94a8f48190ac8b447f66b7d545 completed March 10, 2026, 7:56 a.m.
Created at: March 6, 2026, 9:59 p.m.