Triple

T11870301
Position Surface form Disambiguated ID Type / Status
Subject middle and lower Yangtze Plain E282390 entity
Predicate contains P35 FINISHED
Object Yangtze River Delta E37623 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: Yangtze River Delta | Statement: [middle and lower Yangtze Plain, contains, Yangtze River Delta]

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: Yangtze River Delta
Context triple: [middle and lower Yangtze Plain, contains, Yangtze River Delta]
  • A. Yangtze River Delta chosen
    The Yangtze River Delta is a highly urbanized and economically vital region in eastern China, centered around the lower reaches of the Yangtze River and including major cities such as Shanghai.
  • B. Yangtze River basin
    The Yangtze River basin is the vast drainage area of the Yangtze River in China, encompassing diverse ecosystems, major cities, and key agricultural and industrial regions.
  • C. East China Plain
    The East China Plain is a vast, densely populated alluvial lowland in eastern China, known as one of the country’s most important agricultural and economic heartlands.
  • D. Jianghan Plain
    Jianghan Plain is a fertile alluvial plain in central China formed by the Yangtze and Han rivers, known as an important agricultural and densely populated region.
  • E. middle and lower Yangtze Plain
    The middle and lower Yangtze Plain is a vast, fertile alluvial lowland in central-eastern China, characterized by dense river networks, extensive lakes, and some of the country’s most productive agricultural and densely populated regions.
  • 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_69d6ab2945d081908a5851c916cbcfb5 elicitation completed
NER batch_69d8a73ccf548190834187823be44a18 ner completed
NED1 batch_69f49cd0f8e0819081e4492e0002e48a ned_source_triple completed
Created at: April 8, 2026, 9:43 p.m.