Triple

T17394416

Position	Surface form	Disambiguated ID	Type / Status
Subject	Beacon Hill station	`E422912`	entity
Predicate	hasArtProgram	`P1975`	FINISHED
Object	Sound Transit Art Program (STart) Sound Transit Art Program (STart) is a public art initiative that commissions and integrates artworks into Sound Transit’s transit facilities and stations throughout the Puget Sound region.	`E1265930`	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: Sound Transit Art Program (STart) | Statement: [Beacon Hill station, hasArtProgram, Sound Transit Art Program (STart)]

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

Target entity: Sound Transit Art Program (STart)
Context triple: [Beacon Hill station, hasArtProgram, Sound Transit Art Program (STart)]

A. TriMet Public Art
TriMet Public Art is a public art program that commissions and integrates artworks into the transit system of the Portland, Oregon metropolitan area.
B. Sound Transit 3
Sound Transit 3 is a major regional transit expansion plan in the Seattle metropolitan area that funds and builds new light rail, bus rapid transit, and commuter rail projects over several decades.
C. Sound Transit 2
Sound Transit 2 is a major expansion plan for the Seattle-area regional transit system, funding and guiding the build-out of additional light rail, commuter rail, and bus services across the Puget Sound region.
D. Seattle public art collection
The Seattle public art collection is a citywide program of publicly funded artworks that integrates sculptures, installations, and other visual art into Seattle’s parks, streetscapes, and civic buildings.
E. Metro Art program
The Metro Art program is a public arts initiative of the Los Angeles County Metropolitan Transportation Authority that commissions and integrates artworks into transit stations and facilities across the system.
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: Sound Transit Art Program (STart)
Triple: [Beacon Hill station, hasArtProgram, Sound Transit Art Program (STart)]

Generated description

Sound Transit Art Program (STart) is a public art initiative that commissions and integrates artworks into Sound Transit’s transit facilities and stations throughout the Puget Sound region.

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

Target entity: Sound Transit Art Program (STart)
Target entity description: Sound Transit Art Program (STart) is a public art initiative that commissions and integrates artworks into Sound Transit’s transit facilities and stations throughout the Puget Sound region.

A. TriMet Public Art
TriMet Public Art is a public art program that commissions and integrates artworks into the transit system of the Portland, Oregon metropolitan area.
B. Sound Transit 3
Sound Transit 3 is a major regional transit expansion plan in the Seattle metropolitan area that funds and builds new light rail, bus rapid transit, and commuter rail projects over several decades.
C. Sound Transit 2
Sound Transit 2 is a major expansion plan for the Seattle-area regional transit system, funding and guiding the build-out of additional light rail, commuter rail, and bus services across the Puget Sound region.
D. Seattle public art collection
The Seattle public art collection is a citywide program of publicly funded artworks that integrates sculptures, installations, and other visual art into Seattle’s parks, streetscapes, and civic buildings.
E. Metro Art program
The Metro Art program is a public arts initiative of the Los Angeles County Metropolitan Transportation Authority that commissions and integrates artworks into transit stations and facilities across the system.
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_69d889d710288190bf0f4762801fefae`	completed	April 10, 2026, 5:25 a.m.
NER	Named-entity recognition	`batch_69e43abbd84881908af91bb7c9784026`	completed	April 19, 2026, 2:15 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a019fff1d6c8190a80b6168f46e34b9`	completed	May 11, 2026, 9:23 a.m.
NEDg	Description generation	`batch_6a01a0ea3d3c8190b6c14eea5de3ba5b`	completed	May 11, 2026, 9:27 a.m.
NED2	Entity disambiguation (via description)	`batch_6a01a17c0acc8190a556b68fbcefaa76`	completed	May 11, 2026, 9:29 a.m.

Created at: April 10, 2026, 5:45 a.m.