Triple

T716229

Position	Surface form	Disambiguated ID	Type / Status
Subject	Santa Clara Valley Transportation Authority	`E14319`	entity
Predicate	governingBody	`P46`	FINISHED
Object	VTA Board of Directors The VTA Board of Directors is the policy-making and oversight body that directs the operations, funding priorities, and strategic planning of Santa Clara County’s public transit system.	`E84699`	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: VTA Board of Directors | Statement: [Santa Clara Valley Transportation Authority, governingBody, VTA Board of Directors]

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

Target entity: VTA Board of Directors
Context triple: [Santa Clara Valley Transportation Authority, governingBody, VTA Board of Directors]

A. Metro Board of Directors
The Metro Board of Directors is the policy-making body that oversees planning, funding, and operation of Los Angeles County’s public transportation system.
B. Board of Directors of the San Mateo County Transit District
The Board of Directors of the San Mateo County Transit District is the policy-making and oversight body that directs and supervises the operations, budget, and strategic planning of SamTrans public transportation services in San Mateo County, California.
C. VTA bus network
The VTA bus network is the public bus transit system serving Santa Clara County, California, providing local and regional bus services across cities such as San Jose, Sunnyvale, and Mountain View.
D. TriMet Board of Directors
The TriMet Board of Directors is the policy-making and oversight body that directs the operations and strategic decisions of the Portland-area public transit agency TriMet.
E. Board of Trustees of Champaign–Urbana Mass Transit District
The Board of Trustees of the Champaign–Urbana Mass Transit District is the governing body responsible for overseeing policy, budgeting, and strategic direction for public transportation services in the Champaign–Urbana area of Illinois.
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: VTA Board of Directors
Triple: [Santa Clara Valley Transportation Authority, governingBody, VTA Board of Directors]

Generated description

The VTA Board of Directors is the policy-making and oversight body that directs the operations, funding priorities, and strategic planning of Santa Clara County’s public transit system.

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

Target entity: VTA Board of Directors
Target entity description: The VTA Board of Directors is the policy-making and oversight body that directs the operations, funding priorities, and strategic planning of Santa Clara County’s public transit system.

A. Metro Board of Directors
The Metro Board of Directors is the policy-making body that oversees planning, funding, and operation of Los Angeles County’s public transportation system.
B. Board of Directors of the San Mateo County Transit District
The Board of Directors of the San Mateo County Transit District is the policy-making and oversight body that directs and supervises the operations, budget, and strategic planning of SamTrans public transportation services in San Mateo County, California.
C. VTA bus network
The VTA bus network is the public bus transit system serving Santa Clara County, California, providing local and regional bus services across cities such as San Jose, Sunnyvale, and Mountain View.
D. TriMet Board of Directors
The TriMet Board of Directors is the policy-making and oversight body that directs the operations and strategic decisions of the Portland-area public transit agency TriMet.
E. Board of Trustees of Champaign–Urbana Mass Transit District
The Board of Trustees of the Champaign–Urbana Mass Transit District is the governing body responsible for overseeing policy, budgeting, and strategic direction for public transportation services in the Champaign–Urbana area of Illinois.
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_69a4934a36e081909e7abef98b898a4e`	completed	March 1, 2026, 7:28 p.m.
NER	Named-entity recognition	`batch_69a4a57649dc8190bfdee2f9c0c90415`	completed	March 1, 2026, 8:45 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69a5dcb5578c8190b5380f1994fdb4d2`	completed	March 2, 2026, 6:53 p.m.
NEDg	Description generation	`batch_69a601200cb08190927e83db83b3affe`	completed	March 2, 2026, 9:29 p.m.
NED2	Entity disambiguation (via description)	`batch_69a601b8ee908190b7e617efe34f3d7a`	completed	March 2, 2026, 9:31 p.m.

Created at: March 1, 2026, 7:37 p.m.