Triple

T24521262

Position	Surface form	Disambiguated ID	Type / Status
Subject	Long Sault	`E606532`	entity
Predicate	hasNearbyHistoricalEvent	`P156594`	FINISHED
Object	St. Lawrence Seaway and Power Project flooding The St. Lawrence Seaway and Power Project flooding was a mid-20th-century inundation along the St. Lawrence River that created the Seaway and hydroelectric facilities while permanently submerging several communities known as the "Lost Villages."	`E1639728`	NE FINISHED

How this triple was built (3 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: St. Lawrence Seaway and Power Project flooding | Statement: [Long Sault, hasNearbyHistoricalEvent, St. Lawrence Seaway and Power Project flooding]

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: St. Lawrence Seaway and Power Project flooding
Triple: [Long Sault, hasNearbyHistoricalEvent, St. Lawrence Seaway and Power Project flooding]

Generated description

The St. Lawrence Seaway and Power Project flooding was a mid-20th-century inundation along the St. Lawrence River that created the Seaway and hydroelectric facilities while permanently submerging several communities known as the "Lost Villages."

PD Predicate disambiguation gpt-5-mini-2025-08-07

Target predicate: hasNearbyHistoricalEvent
Context triple: [Long Sault, hasNearbyHistoricalEvent, St. Lawrence Seaway and Power Project flooding]

A. hasHistoricalEvent
Indicates that a historical event occurred in, is associated with, or is relevant to a particular entity.
B. nearHistoricalEventDate
Indicates that something occurs on a date that is close in time to a specified historical event’s date.
C. hasNearbyHistoricPeriod
Indicates that one historic period occurs close in time or space to another historic period.
D. hasNearbyHistoricArea
Indicates that one entity is located close to another entity that is designated as a historic area.
E. hasHistoricEventYear
Indicates the specific year in which a referenced historic event took place.
F. None of above. chosen

Provenance (7 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_69e2c4c85778819085f5da9af3569ad5`	completed	April 17, 2026, 11:39 p.m.
NER	Named-entity recognition	`batch_69f2be044d4c819094e14eda28d371a7`	completed	April 30, 2026, 2:27 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a0fee96f3bc81909e6ac98964957160`	completed	May 22, 2026, 5:50 a.m.
NEDg	Description generation	`batch_6a0ff2a66cf08190ad3724f56a0fe84f`	completed	May 22, 2026, 6:07 a.m.
NED2	Entity disambiguation (via description)	`batch_6a0ff34de0708190ab6f3e978b5feab7`	completed	May 22, 2026, 6:10 a.m.
PD	Predicate disambiguation	`batch_69f2a6b0ca8081908d931aec560eae56`	completed	April 30, 2026, 12:47 a.m.
PDg	Predicate description generation	`batch_69f2b8b8bc5881908df49c0b07110246`	completed	April 30, 2026, 2:04 a.m.

Created at: April 18, 2026, 2:24 a.m.