Triple

T5239136
Position Surface form Disambiguated ID Type / Status
Subject Rhine–Meuse river system E118295 entity
Predicate partOf P40 FINISHED
Object North Sea watershed E87280 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: North Sea watershed | Statement: [Rhine–Meuse river system, partOf, North Sea watershed]

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 watershed
Context triple: [Rhine–Meuse river system, partOf, North Sea watershed]
  • A. North Sea drainage basin chosen
    The North Sea drainage basin is the extensive hydrological region whose rivers and streams collect and channel water from surrounding lands into the North Sea.
  • B. Wadden Sea
    The Wadden Sea is a vast intertidal coastal wetland along the North Sea coasts of the Netherlands, Germany, and Denmark, renowned for its tidal flats, rich biodiversity, and status as a UNESCO World Heritage Site.
  • C. North Sea
    The North Sea is a marginal sea of the Atlantic Ocean located between Great Britain, Scandinavia, Germany, the Netherlands, Belgium, and France, known for its major shipping routes, rich fishing grounds, and offshore oil and gas reserves.
  • D. North Sea–English Channel area
    The North Sea–English Channel area is a strategically vital maritime region between Great Britain and mainland Europe, long contested as a key route for naval warfare and international trade.
  • E. Baltic Sea drainage basin
    The Baltic Sea drainage basin is the vast catchment area in Northern and Central Europe whose rivers and streams collect and channel freshwater into the Baltic Sea.
  • 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_69bd4467db0881909b3b0982df32cc8f elicitation completed
NER batch_69bd7b290b88819095bc99c234260d25 ner completed
NED1 batch_69bef823afd88190a3a41e7fff09d449 ned_source_triple completed
Created at: March 20, 2026, 1:49 p.m.