Triple

T22594639
Position Surface form Disambiguated ID Type / Status
Subject IJsselmeer water system E574640 entity
Predicate connectsTo P845 FINISHED
Object North Sea Canal system — 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: North Sea Canal system | Statement: [IJsselmeer water system, connectsTo, North Sea Canal system]

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: North Sea Canal system
Context triple: [IJsselmeer water system, connectsTo, North Sea Canal system]
  • A. North Sea Canal chosen
    The North Sea Canal is a major Dutch waterway that links Amsterdam to the North Sea, enabling seagoing vessels to access the city’s port.
  • B. Veendam canal network
    The Veendam canal network is an interconnected system of historic waterways in and around the town of Veendam in the Netherlands, developed primarily for peat extraction and regional transport.
  • C. Scheldt estuary navigation channel
    The Scheldt estuary navigation channel is a major maritime route in the Scheldt estuary that provides deep-water access for seagoing vessels to ports such as Antwerp.
  • D. Nieuwpoort–Dunkirk Canal
    The Nieuwpoort–Dunkirk Canal is a navigable waterway in western Europe linking the Belgian coast near Nieuwpoort with the French port city of Dunkirk, serving both transport and drainage functions.
  • E. Scheldt–Rhine Canal
    The Scheldt–Rhine Canal is a major shipping canal in the Netherlands that provides a direct navigable link between the Scheldt and Rhine river systems, facilitating international maritime and inland transport.
  • 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_69e245bc11308190b69d794d5d1e0bb6 elicitation completed
NER batch_69f16164d690819096f7c4efb6cedad9 ner completed
Created at: April 17, 2026, 2:49 p.m.