Triple

T17642971
Position Surface form Disambiguated ID Type / Status
Subject Liphook E429283 entity
Predicate railwayLine P848 FINISHED
Object Portsmouth Direct Line — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Portsmouth Direct Line | Statement: [Liphook, railwayLine, Portsmouth Direct Line]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Portsmouth Direct Line
Context triple: [Liphook, railwayLine, Portsmouth Direct Line]
  • A. Portsmouth Direct Line chosen
    The Portsmouth Direct Line is a major railway route in southern England connecting London Waterloo with Portsmouth Harbour via key towns such as Guildford and Haslemere.
  • B. Portsmouth Direct Line railway
    The Portsmouth Direct Line railway is a major rail route in southern England linking London Waterloo with Portsmouth via Guildford and the Surrey Hills.
  • C. Southampton–Portsmouth line
    The Southampton–Portsmouth line is a key railway route on England’s south coast linking the cities of Southampton and Portsmouth and serving numerous intermediate suburban and coastal communities.
  • D. Portsmouth (area)
    Portsmouth is a residential and commercial neighborhood in North Portland, Oregon, known for its diverse community, parks, and proximity to the Columbia River.
  • E. Brighton to Portsmouth line
    The Brighton to Portsmouth line is a coastal railway route in southern England linking the city of Brighton with Portsmouth via several intermediate towns and stations.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d889e2c2608190b762e76d9b2262f1 elicitation completed
NER batch_69e46de7055c819080d315bb3637882b ner completed
Created at: April 10, 2026, 6:03 a.m.