Triple

T1154870
Position Surface form Disambiguated ID Type / Status
Subject Lake Washington E23759 entity
Predicate partOf P40 FINISHED
Object Lake Washington–Cedar River watershed
The Lake Washington–Cedar River watershed is a major hydrological basin in the Seattle metropolitan area that drains water from the Cedar River and surrounding tributaries into Lake Washington and ultimately Puget Sound.
E132463 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: Lake Washington–Cedar River watershed | Statement: [Lake Washington, partOf, Lake Washington–Cedar River watershed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Washington–Cedar River watershed
Context triple: [Lake Washington, partOf, Lake Washington–Cedar River watershed]
  • A. Cedar River
    Cedar River is a major river in Iowa and Minnesota known for flowing through cities like Cedar Rapids and contributing significantly to the region’s ecology and economy.
  • B. La Mesa Watershed
    La Mesa Watershed is a protected forest and reservoir area in Quezon City that serves as a major source of drinking water and a key urban green space for Metro Manila.
  • C. Northwestern Washington
    Northwestern Washington is a geographic region of the U.S. state of Washington encompassing its far northwestern counties along the Strait of Juan de Fuca and Puget Sound.
  • D. Menominee River
    The Menominee River is a major river forming part of the border between Wisconsin and Michigan’s Upper Peninsula, known for its forests, hydroelectric dams, and role as a key tributary in the Great Lakes watershed.
  • E. Waban
    Waban is a village in the city of Newton, Massachusetts, known for its residential character and Green Line D branch MBTA station.
  • 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: Lake Washington–Cedar River watershed
Triple: [Lake Washington, partOf, Lake Washington–Cedar River watershed]
Generated description
The Lake Washington–Cedar River watershed is a major hydrological basin in the Seattle metropolitan area that drains water from the Cedar River and surrounding tributaries into Lake Washington and ultimately Puget Sound.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Washington–Cedar River watershed
Target entity description: The Lake Washington–Cedar River watershed is a major hydrological basin in the Seattle metropolitan area that drains water from the Cedar River and surrounding tributaries into Lake Washington and ultimately Puget Sound.
  • A. Cedar River
    Cedar River is a major river in Iowa and Minnesota known for flowing through cities like Cedar Rapids and contributing significantly to the region’s ecology and economy.
  • B. La Mesa Watershed
    La Mesa Watershed is a protected forest and reservoir area in Quezon City that serves as a major source of drinking water and a key urban green space for Metro Manila.
  • C. Northwestern Washington
    Northwestern Washington is a geographic region of the U.S. state of Washington encompassing its far northwestern counties along the Strait of Juan de Fuca and Puget Sound.
  • D. Menominee River
    The Menominee River is a major river forming part of the border between Wisconsin and Michigan’s Upper Peninsula, known for its forests, hydroelectric dams, and role as a key tributary in the Great Lakes watershed.
  • E. Waban
    Waban is a village in the city of Newton, Massachusetts, known for its residential character and Green Line D branch MBTA station.
  • 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_69a493f0d32c8190ac74bad3c87f2641 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bc8fbb548190865b1bf019f2bde4 completed March 1, 2026, 10:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac5eb81790819087016b1620353417 completed March 7, 2026, 5:22 p.m.
NEDg Description generation batch_69ac612fee3881908abba96acf1b60ef completed March 7, 2026, 5:32 p.m.
NED2 Entity disambiguation (via description) batch_69ac621c445081908bd3aa6f9c258caf completed March 7, 2026, 5:36 p.m.
Created at: March 1, 2026, 7:44 p.m.