Triple

T6657737
Position Surface form Disambiguated ID Type / Status
Subject River Chelmer E151389 entity
Predicate mouth P407 FINISHED
Object River Blackwater E295826 NE FINISHED

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: River Blackwater
Context triple: [River Chelmer, mouth, River Blackwater]
  • A. River Blackwater
    The River Blackwater is a tributary watercourse in southern England that feeds into the River Wey and forms part of the Thames basin river network.
  • B. River Blackwater chosen
    River Blackwater is a river in the county of Essex in southeastern England, known for flowing through rural landscapes and into the North Sea via the Blackwater Estuary.
  • C. River Blackwater
    River Blackwater is a significant river in Northern Ireland that flows through several counties, including County Tyrone, before joining Lough Neagh.
  • D. River Whiteadder
    River Whiteadder is a river in southeastern Scotland that flows through the Scottish Borders and East Lothian before joining the River Tweed.
  • E. River Seph
    River Seph is a small river flowing through the North York Moors in North Yorkshire, England, contributing to the region’s rural landscape and drainage system.
  • 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_69c687f5fac48190a09e4838d9c6b45d elicitation completed
NER batch_69c6b06f3da88190b17649f44ee93fd1 ner completed
NED1 batch_69c95fea69f081908995d192c4e1977f ned_source_triple completed
Created at: March 27, 2026, 2:01 p.m.