Triple

T12213505
Position Surface form Disambiguated ID Type / Status
Subject Portage Lake Lift Bridge E291025 entity
Predicate crosses P416 FINISHED
Object Keweenaw Waterway E297397 NE FINISHED

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Keweenaw Waterway
Context triple: [Portage Lake Lift Bridge, crosses, Keweenaw Waterway]
  • A. Keweenaw Waterway chosen
    The Keweenaw Waterway is a navigable canal and natural waterway system in Michigan’s Upper Peninsula that cuts across the Keweenaw Peninsula, connecting Lake Superior’s north and south shores.
  • B. Duluth Ship Canal
    The Duluth Ship Canal is a man-made waterway in Duluth, Minnesota, that provides access between Lake Superior and the Duluth–Superior Harbor for large commercial and recreational vessels.
  • C. Cedar Point Channel
    Cedar Point Channel is a waterway in northern Ohio that links Sandusky Bay to the waters surrounding the Cedar Point Peninsula near Lake Erie.
  • D. Straits of Mackinac
    The Straits of Mackinac are a narrow waterway in the U.S. state of Michigan that connect Lake Michigan and Lake Huron and separate Michigan’s Upper and Lower Peninsulas.
  • E. Sault Ste. Marie Canal
    The Sault Ste. Marie Canal is a historic Canadian lock and canal system in Sault Ste. Marie, Ontario, that once formed a key part of Great Lakes shipping and is now a National Historic Site.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d6ab65923081909acfc61b7a612233 elicitation completed
NER batch_69d91c931cec819083ca19be06a33e1c ner completed
NED1 batch_69f60aa13f64819096dc23295a6f0cdb ned_source_triple completed
Created at: April 8, 2026, 9:51 p.m.