Triple

T138253

Position	Surface form	Disambiguated ID	Type / Status
Subject	Coit Tower	`E2794`	entity
Predicate	managedBy	`P86`	FINISHED
Object	San Francisco Recreation and Parks Department The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.	`E20563`	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: San Francisco Recreation and Parks Department | Statement: [Coit Tower, managedBy, San Francisco Recreation and Parks Department]

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

Target entity: San Francisco Recreation and Parks Department
Context triple: [Coit Tower, managedBy, San Francisco Recreation and Parks Department]

A. Government of San Francisco
The Government of San Francisco is the consolidated city-county administration that manages local legislative, executive, and municipal services for San Francisco, California.
B. California Department of Parks and Recreation
The California Department of Parks and Recreation is the state agency responsible for managing and preserving California’s extensive system of state parks, historic sites, and natural and recreational resources.
C. San Francisco Board of Supervisors
The San Francisco Board of Supervisors is the city and county’s elected legislative body, responsible for passing local laws, approving budgets, and overseeing municipal agencies.
D. Los Angeles Department of Parks and Recreation
The Los Angeles Department of Parks and Recreation is the municipal agency responsible for managing and maintaining the city’s public parks, recreational facilities, and open spaces.
E. Northeast San Francisco
Northeast San Francisco is a dense, historic section of San Francisco that includes major neighborhoods such as Chinatown, North Beach, and the Financial District, known for their cultural landmarks, tourism, and waterfront access.
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: San Francisco Recreation and Parks Department
Triple: [Coit Tower, managedBy, San Francisco Recreation and Parks Department]

Generated description

The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.

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

Target entity: San Francisco Recreation and Parks Department
Target entity description: The San Francisco Recreation and Parks Department is the municipal agency responsible for operating and maintaining the city’s public parks, recreational facilities, and open spaces.

A. Government of San Francisco
The Government of San Francisco is the consolidated city-county administration that manages local legislative, executive, and municipal services for San Francisco, California.
B. California Department of Parks and Recreation
The California Department of Parks and Recreation is the state agency responsible for managing and preserving California’s extensive system of state parks, historic sites, and natural and recreational resources.
C. San Francisco Board of Supervisors
The San Francisco Board of Supervisors is the city and county’s elected legislative body, responsible for passing local laws, approving budgets, and overseeing municipal agencies.
D. Los Angeles Department of Parks and Recreation
The Los Angeles Department of Parks and Recreation is the municipal agency responsible for managing and maintaining the city’s public parks, recreational facilities, and open spaces.
E. Northeast San Francisco
Northeast San Francisco is a dense, historic section of San Francisco that includes major neighborhoods such as Chinatown, North Beach, and the Financial District, known for their cultural landmarks, tourism, and waterfront access.
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_69a2521e35c08190b28e5c9f1e3c9b59`	completed	Feb. 28, 2026, 2:25 a.m.
NER	Named-entity recognition	`batch_69a257a800148190be119d1d075869b8`	completed	Feb. 28, 2026, 2:49 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69a2db5239308190bbea75f856b8dfbe`	completed	Feb. 28, 2026, 12:10 p.m.
NEDg	Description generation	`batch_69a2dbef3bc0819082bfee90b392744b`	completed	Feb. 28, 2026, 12:13 p.m.
NED2	Entity disambiguation (via description)	`batch_69a2dcc92c34819089205228e459469a`	completed	Feb. 28, 2026, 12:17 p.m.

Created at: Feb. 28, 2026, 2:31 a.m.