Triple

T9973194
Position Surface form Disambiguated ID Type / Status
Subject Anacostia Riverwalk Trail E196258 entity
Predicate isPartOf P10 FINISHED
Object Anacostia Waterfront Initiative E832297 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: Anacostia Waterfront Initiative | Statement: [Anacostia Riverwalk Trail, isPartOf, Anacostia Waterfront Initiative]

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: Anacostia Waterfront Initiative
Context triple: [Anacostia Riverwalk Trail, isPartOf, Anacostia Waterfront Initiative]
  • A. Anacostia Watershed Restoration Partnership
    The Anacostia Watershed Restoration Partnership is a collaborative initiative of government agencies, nonprofits, and community groups dedicated to restoring the environmental health and ecological integrity of the Anacostia River and its watershed.
  • B. Anacostia waterfront chosen
    The Anacostia waterfront is a revitalized riverfront area in Washington, D.C., featuring parks, trails, residential and commercial developments, and cultural attractions along the Anacostia River.
  • C. District of Columbia Clean Rivers Project
    The District of Columbia Clean Rivers Project is a large-scale infrastructure and environmental initiative designed to reduce combined sewer overflows and improve water quality in Washington, D.C.’s rivers and waterways.
  • D. National Harbor waterfront development
    The National Harbor waterfront development is a large mixed-use destination along the Potomac River in Maryland featuring hotels, shops, restaurants, entertainment venues, and a marina.
  • E. Anacostia neighborhood
    The Anacostia neighborhood is a historic, predominantly residential community in Southeast Washington, D.C., known for its African American heritage, riverfront location, and ongoing urban revitalization.
  • 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_69ca82eea2b88190a0e511d21a31f386 elicitation completed
NER batch_69cdb7bc68608190a6545ea112850618 ner completed
NED1 batch_69d257c9f6cc81908256dc1e8d6c3fea ned_source_triple completed
Created at: March 30, 2026, 8:48 p.m.