Triple

T18904383
Position Surface form Disambiguated ID Type / Status
Subject Central Section (former LB&SCR network) E462416 entity
Predicate principalRoute P6298 FINISHED
Object Brighton–Portsmouth line NE NERFINISHED

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: Brighton–Portsmouth line | Statement: [Central Section (former LB&SCR network), principalRoute, Brighton–Portsmouth line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Brighton–Portsmouth line
Context triple: [Central Section (former LB&SCR network), principalRoute, Brighton–Portsmouth line]
  • A. Plymouth Line
    The Plymouth Line is a commuter rail route in Massachusetts that connects Boston with the town of Plymouth as part of the MBTA’s Old Colony Lines network.
  • B. The Brighton Line
    The Brighton Line is a historic and heavily used railway route in southern England linking London with the seaside city of Brighton.
  • C. Southampton–Salisbury line
    The Southampton–Salisbury line is a regional railway route in southern England that connects the coastal city of Southampton with the cathedral city of Salisbury, serving intermediate towns such as Romsey.
  • D. Brighton to Portsmouth line chosen
    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.
  • E. Ashford–Ramsgate line
    The Ashford–Ramsgate line is a railway route in Kent, England, connecting inland towns with the coastal resort of Ramsgate and forming part of the regional passenger rail network.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d8dcfd05bc819088903cca13cc2846 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5c52c121c8190a2057b99c723694b completed April 20, 2026, 6:18 a.m.
Created at: April 10, 2026, 11:58 a.m.