Triple

T421060
Position Surface form Disambiguated ID Type / Status
Subject Northeastern United States E8101 entity
Predicate containsCulturalRegion P1968 FINISHED
Object BosWash megalopolis E46349 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: BosWash megalopolis | Statement: [Northeastern United States, containsCulturalRegion, BosWash megalopolis]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BosWash megalopolis
Context triple: [Northeastern United States, containsCulturalRegion, BosWash megalopolis]
  • A. Northeast megalopolis chosen
    The Northeast megalopolis is a densely populated urban corridor in the northeastern United States stretching roughly from Boston to Washington, D.C., encompassing major cities and their surrounding metropolitan areas.
  • B. Baltimore–Washington metropolitan area
    The Baltimore–Washington metropolitan area is a major combined urban region in the Mid-Atlantic United States centered on the cities of Baltimore, Maryland, and Washington, D.C., known for its dense population, federal government presence, and diverse economy.
  • C. New York metropolitan area
    The New York metropolitan area is the vast, densely populated urban region centered on New York City, encompassing parts of New York, New Jersey, and Connecticut and serving as a major global hub for finance, culture, media, and transportation.
  • D. Portland metropolitan area
    The Portland metropolitan area is a major urban region in the Pacific Northwest of the United States centered on the city of Portland and spanning multiple counties in Oregon and Washington.
  • E. Greater Boston
    Greater Boston is the metropolitan region centered on the city of Boston, Massachusetts, encompassing numerous surrounding cities and towns and serving as a major hub for education, technology, and culture in New England.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eebf65cc81908196fee4f09d5889 completed Feb. 28, 2026, 1:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69a48a7526fc8190b2aa91606319909b completed March 1, 2026, 6:50 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.