Triple

T11324012
Position Surface form Disambiguated ID Type / Status
Subject Riverdale Park Historic District E268162 entity
Predicate governingBody P46 FINISHED
Object Town of Riverdale Park
The Town of Riverdale Park is a small incorporated municipality in Prince George’s County, Maryland, known for its historic residential character and stewardship of the Riverdale Park Historic District.
E919193 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Town of Riverdale Park | Statement: [Riverdale Park Historic District, governingBody, Town of Riverdale Park]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Town of Riverdale Park
Context triple: [Riverdale Park Historic District, governingBody, Town of Riverdale Park]
  • A. Riverdale Park
    Riverdale Park is a large public green space in Toronto, Canada, known for its sports fields, scenic views of the Don Valley, and popular recreational trails.
  • B. Riverdale Village
    Riverdale Village is a major retail shopping center located in Coon Rapids, Minnesota, featuring a variety of stores, restaurants, and services.
  • C. South Riverdale
    South Riverdale is a residential neighborhood in the southwest part of the Riverdale section of the Bronx in New York City, known for its leafy streets, apartment buildings, and proximity to the Hudson River.
  • D. Central Riverdale
    Central Riverdale is a residential neighborhood within the Riverdale section of the Bronx in New York City, known for its suburban feel, apartment buildings, and proximity to parks and the Hudson River.
  • E. North Riverdale
    North Riverdale is a residential neighborhood in the northwest Bronx of New York City, known for its suburban character, green spaces, and proximity to the Hudson River.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Town of Riverdale Park
Triple: [Riverdale Park Historic District, governingBody, Town of Riverdale Park]
Generated description
The Town of Riverdale Park is a small incorporated municipality in Prince George’s County, Maryland, known for its historic residential character and stewardship of the Riverdale Park Historic District.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Town of Riverdale Park
Target entity description: The Town of Riverdale Park is a small incorporated municipality in Prince George’s County, Maryland, known for its historic residential character and stewardship of the Riverdale Park Historic District.
  • A. Riverdale Park
    Riverdale Park is a large public green space in Toronto, Canada, known for its sports fields, scenic views of the Don Valley, and popular recreational trails.
  • B. Riverdale Village
    Riverdale Village is a major retail shopping center located in Coon Rapids, Minnesota, featuring a variety of stores, restaurants, and services.
  • C. South Riverdale
    South Riverdale is a residential neighborhood in the southwest part of the Riverdale section of the Bronx in New York City, known for its leafy streets, apartment buildings, and proximity to the Hudson River.
  • D. Central Riverdale
    Central Riverdale is a residential neighborhood within the Riverdale section of the Bronx in New York City, known for its suburban feel, apartment buildings, and proximity to parks and the Hudson River.
  • E. North Riverdale
    North Riverdale is a residential neighborhood in the northwest Bronx of New York City, known for its suburban character, green spaces, and proximity to the Hudson River.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d6aaca5c24819083db46a30d86cb34 completed April 8, 2026, 7:21 p.m.
NER Named-entity recognition batch_69d7e9e122e48190b3f890de8d561480 completed April 9, 2026, 6:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69e525fb8d74819089d1505d1f0f116c completed April 19, 2026, 6:59 p.m.
NEDg Description generation batch_69e52c82b6108190aec9b6e9d726f803 completed April 19, 2026, 7:26 p.m.
NED2 Entity disambiguation (via description) batch_69e531c2a4b88190bb1efd57536bae9a completed April 19, 2026, 7:49 p.m.
Created at: April 8, 2026, 9:32 p.m.