Triple

T20839253

Position	Surface form	Disambiguated ID	Type / Status
Subject	Lexington Reservoir	`E513046`	entity
Predicate	createdBy	`P806`	FINISHED
Object	Lexington Dam Lexington Dam is an earthen embankment dam in Santa Clara County, California, that impounds Los Gatos Creek to form Lexington Reservoir for water supply and flood control.	`E1649741`	NE FINISHED

How this triple was built (2 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: Lexington Dam | Statement: [Lexington Reservoir, createdBy, Lexington Dam]

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: Lexington Dam
Triple: [Lexington Reservoir, createdBy, Lexington Dam]

Generated description

Lexington Dam is an earthen embankment dam in Santa Clara County, California, that impounds Los Gatos Creek to form Lexington Reservoir for water supply and flood control.

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_69e0b4cf62a88190bbf92351e9e57259`	completed	April 16, 2026, 10:07 a.m.
NER	Named-entity recognition	`batch_69e6c34a60848190b33078172675f8d7`	completed	April 21, 2026, 12:22 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a101bc12108819096423d21e6d438a3`	completed	May 22, 2026, 9:02 a.m.
NEDg	Description generation	`batch_6a102367c6e0819092a483e21fc5cc6c`	completed	May 22, 2026, 9:35 a.m.
NED2	Entity disambiguation (via description)	`batch_6a10243c77748190a556b0e26d9a2a1c`	completed	May 22, 2026, 9:39 a.m.

Created at: April 16, 2026, 12:42 p.m.