Triple

T7040096
Position Surface form Disambiguated ID Type / Status
Subject London Liverpool Street to Ipswich E163487 entity
Predicate terminus P388 FINISHED
Object Ipswich railway station E168183 NE FINISHED

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: Ipswich railway station | Statement: [London Liverpool Street to Ipswich, terminus, Ipswich railway station]

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: Ipswich railway station
Context triple: [London Liverpool Street to Ipswich, terminus, Ipswich railway station]
  • A. Ipswich railway station chosen
    Ipswich railway station is a major rail hub in Suffolk, England, providing regional and intercity services on the Great Eastern Main Line.
  • B. Cambridge railway station
    Cambridge railway station is the main rail hub serving the city of Cambridge, providing regional and long-distance passenger services connecting it to London and other major destinations.
  • C. Haverhill station
    Haverhill station is a commuter rail stop in Haverhill, Massachusetts, serving as the northern terminus of the MBTA's Haverhill Line.
  • D. Chelmsford railway station
    Chelmsford railway station is a major rail hub on the Great Eastern Main Line in the city of Chelmsford, England, providing frequent commuter and regional services to London and other destinations.
  • E. Felixstowe railway station
    Felixstowe railway station is a coastal terminus on the Felixstowe Branch Line serving the seaside town of Felixstowe in Suffolk, England.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c6885e7c1c8190be32a8f79ab4e0cf elicitation completed
NER batch_69c6e22426508190ad7a17d14a086a3e ner completed
NED1 batch_69c7886a24c48190bb461f26f87d6ef8 ned_source_triple completed
Created at: March 27, 2026, 2:36 p.m.