Triple

T21650071
Position Surface form Disambiguated ID Type / Status
Subject Ohio and Erie Canalway National Heritage Area E534313 entity
Predicate follows P134 FINISHED
Object Cuyahoga River NE NERFINISHED

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: Cuyahoga River | Statement: [Ohio and Erie Canalway National Heritage Area, follows, Cuyahoga River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cuyahoga River
Context triple: [Ohio and Erie Canalway National Heritage Area, follows, Cuyahoga River]
  • A. Cuyahoga River chosen
    The Cuyahoga River is a historically significant river in northeastern Ohio, known for its industrial past, infamous pollution and fires in the 20th century, and its role in spurring the modern U.S. environmental movement.
  • B. Sandusky River
    The Sandusky River is a river in northern Ohio that flows northward into Sandusky Bay on Lake Erie, passing through communities such as Fremont along its course.
  • C. Miami River (Ohio)
    Miami River (Ohio) is a river in southwestern Ohio that flows through cities such as Dayton and Hamilton before joining the Ohio River, and is central to the region’s history, industry, and flood-control infrastructure.
  • D. Mahoning River
    The Mahoning River is a tributary of the Beaver River that flows through northeastern Ohio and western Pennsylvania, historically significant for its role in the region’s steel and industrial development.
  • E. Ashtabula River
    The Ashtabula River is a northeastern Ohio river that flows into Lake Erie and has been a focus of environmental cleanup and restoration efforts due to historical industrial pollution.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0c466aec88190ba39c7543dbc8ba2 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef5913cd9c81908a6ce9bc741416bf completed April 27, 2026, 12:39 p.m.
Created at: April 16, 2026, 6:35 p.m.