Triple

T7040945
Position Surface form Disambiguated ID Type / Status
Subject Cambridge rail network E163507 entity
Predicate includesLine P2124 FINISHED
Object Cambridge–St Ives line (former) E323577 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: Cambridge–St Ives line (former) | Statement: [Cambridge rail network, includesLine, Cambridge–St Ives line (former)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cambridge–St Ives line (former)
Context triple: [Cambridge rail network, includesLine, Cambridge–St Ives line (former)]
  • A. Ipswich line
    The Ipswich line is a suburban railway line in Brisbane, Queensland, connecting the city centre with the western suburbs and the city of Ipswich.
  • B. Ely–Ipswich line
    The Ely–Ipswich line is a regional railway route in eastern England that connects the city of Ely in Cambridgeshire with the town of Ipswich in Suffolk, serving as an important link across East Anglia.
  • C. former Cambridge and St Ives railway line chosen
    The former Cambridge and St Ives railway line was a disused rail route in Cambridgeshire that once connected Cambridge with the town of St Ives before its conversion into part of the Cambridge Guided Busway.
  • D. Felixstowe Branch Line
    The Felixstowe Branch Line is a railway line in Suffolk, England, connecting the town and port of Felixstowe with the Great Eastern Main Line near Ipswich, serving both passenger and significant freight traffic.
  • E. Waterloo to Bournemouth and Weymouth line
    The Waterloo to Bournemouth and Weymouth line is a major south-western English railway route linking London Waterloo with the coastal towns of Bournemouth and Weymouth.
  • 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_69c6885e7c1c8190be32a8f79ab4e0cf completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6e22544708190b0dffb5256d4cda6 completed March 27, 2026, 8:01 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7886a24c48190bb461f26f87d6ef8 completed March 28, 2026, 7:51 a.m.
Created at: March 27, 2026, 2:36 p.m.