Triple

T19865923
Position Surface form Disambiguated ID Type / Status
Subject Big Sioux River Greenway (Sioux Falls) E477388 entity
Predicate managedBy P86 FINISHED
Object City of Sioux Falls — 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: City of Sioux Falls | Statement: [Big Sioux River Greenway (Sioux Falls), managedBy, City of Sioux Falls]

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: City of Sioux Falls
Context triple: [Big Sioux River Greenway (Sioux Falls), managedBy, City of Sioux Falls]
  • A. Sioux Falls, South Dakota chosen
    Sioux Falls, South Dakota is the largest city in the state, known for its namesake waterfalls on the Big Sioux River and its role as a regional economic and cultural hub.
  • B. North Sioux City, South Dakota
    North Sioux City is a small city in southeastern South Dakota, located near the borders with Iowa and Nebraska and forming part of the Sioux City metropolitan area.
  • C. Sioux Falls metropolitan area
    The Sioux Falls metropolitan area is a regional urban and economic hub in southeastern South Dakota centered on the city of Sioux Falls and its surrounding communities.
  • D. Sioux City, Iowa
    Sioux City, Iowa is a regional economic and cultural hub in northwestern Iowa located along the Missouri River near the borders of Nebraska and South Dakota.
  • E. Springfield, South Dakota
    Springfield, South Dakota is a small city in Bon Homme County known for its location along the Missouri River and its rural Midwestern community character.
  • 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_69d8e51e7d948190aedbcd6c30361c39 elicitation completed
NER batch_69e6589eb24081908715b683de1edc68 ner completed
Created at: April 10, 2026, 1:51 p.m.