Triple

T4193439

Position	Surface form	Disambiguated ID	Type / Status
Subject	World's Fair Pavilion in Forest Park	`E89087`	entity
Predicate	operator	`P179`	FINISHED
Object	City of St. Louis Parks Department The City of St. Louis Parks Department is the municipal agency responsible for managing and maintaining the city’s public parks, recreation facilities, and green spaces.	`E420073`	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: City of St. Louis Parks Department | Statement: [World's Fair Pavilion in Forest Park, operator, City of St. Louis Parks Department]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: City of St. Louis Parks Department
Context triple: [World's Fair Pavilion in Forest Park, operator, City of St. Louis Parks Department]

A. St. Louis County Parks and Recreation
St. Louis County Parks and Recreation is the county agency responsible for operating and maintaining St. Louis County’s public parks, historic sites, trails, and recreational facilities and programs.
B. St. Louis Children’s Hospital Board of Managers
The St. Louis Children’s Hospital Board of Managers is the governing body responsible for establishing, overseeing, and guiding the mission and operations of St. Louis Children’s Hospital.
C. St. Louis Board of Aldermen
The St. Louis Board of Aldermen is the city’s legislative body, responsible for passing ordinances, approving budgets, and representing the interests of residents in St. Louis, Missouri.
D. St. Louis City Airport Commission
The St. Louis City Airport Commission is the municipal body responsible for overseeing and managing the operations and development of St. Louis’s airport system.
E. Kansas City parks system
The Kansas City parks system is a municipal network of public parks, boulevards, and recreational spaces that provides green infrastructure, leisure amenities, and cultural landmarks throughout Kansas City.
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: City of St. Louis Parks Department
Triple: [World's Fair Pavilion in Forest Park, operator, City of St. Louis Parks Department]

Generated description

The City of St. Louis Parks Department is the municipal agency responsible for managing and maintaining the city’s public parks, recreation facilities, and green spaces.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: City of St. Louis Parks Department
Target entity description: The City of St. Louis Parks Department is the municipal agency responsible for managing and maintaining the city’s public parks, recreation facilities, and green spaces.

A. St. Louis County Parks and Recreation
St. Louis County Parks and Recreation is the county agency responsible for operating and maintaining St. Louis County’s public parks, historic sites, trails, and recreational facilities and programs.
B. St. Louis Children’s Hospital Board of Managers
The St. Louis Children’s Hospital Board of Managers is the governing body responsible for establishing, overseeing, and guiding the mission and operations of St. Louis Children’s Hospital.
C. St. Louis Board of Aldermen
The St. Louis Board of Aldermen is the city’s legislative body, responsible for passing ordinances, approving budgets, and representing the interests of residents in St. Louis, Missouri.
D. St. Louis City Airport Commission
The St. Louis City Airport Commission is the municipal body responsible for overseeing and managing the operations and development of St. Louis’s airport system.
E. Kansas City parks system
The Kansas City parks system is a municipal network of public parks, boulevards, and recreational spaces that provides green infrastructure, leisure amenities, and cultural landmarks throughout Kansas City.
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_69aed9569a4481908b6c1fcec2a11e21`	completed	March 9, 2026, 2:29 p.m.
NER	Named-entity recognition	`batch_69af0342c6048190835631649a14d304`	completed	March 9, 2026, 5:28 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b58a0b02208190af3a55d38a7a2459`	completed	March 14, 2026, 4:17 p.m.
NEDg	Description generation	`batch_69b58e0446d48190a1fd54bcc72af026`	completed	March 14, 2026, 4:34 p.m.
NED2	Entity disambiguation (via description)	`batch_69b58e8d57cc8190a823a7cf3a3f0cdf`	completed	March 14, 2026, 4:36 p.m.

Created at: March 9, 2026, 3:46 p.m.