Triple

T15015691
Position Surface form Disambiguated ID Type / Status
Subject Sleaford railway station E377953 entity
Predicate locatedOn P40 FINISHED
Object Peterborough–Lincoln line E379607 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: Peterborough–Lincoln line | Statement: [Sleaford railway station, locatedOn, Peterborough–Lincoln line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Peterborough–Lincoln line
Context triple: [Sleaford railway station, locatedOn, Peterborough–Lincoln line]
  • A. Peterborough–Lincoln line chosen
    The Peterborough–Lincoln line is a regional railway route in eastern England that connects the cities of Peterborough and Lincoln via intermediate towns such as Sleaford.
  • B. Birmingham to Peterborough Line
    The Birmingham to Peterborough Line is a key cross-country railway route in England linking the West Midlands with the East of England via several intermediate towns and cities.
  • C. Ely–Peterborough line
    The Ely–Peterborough line is a key railway route in eastern England linking Ely in Cambridgeshire with the city of Peterborough and forming part of important regional and cross-country services.
  • D. York–Selby line
    The York–Selby line is a railway route in North Yorkshire, England, connecting the historic city of York with the market town of Selby as part of the regional rail network.
  • E. Grantham–Skegness line
    The Grantham–Skegness line is a regional railway route in Lincolnshire, England, linking inland towns with the seaside resort of Skegness.
  • 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_69d85cd3a3c881908c71fc424d459c17 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69ded7623c3c819092ca36b358b01842 completed April 15, 2026, 12:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe9dd078e481908ec78db57541fc4c completed May 9, 2026, 2:37 a.m.
Created at: April 10, 2026, 2:55 a.m.