Triple

T21156238
Position Surface form Disambiguated ID Type / Status
Subject Port of Buffalo E521318 entity
Predicate connectsTo P845 FINISHED
Object St. Lawrence Seaway — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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 | Statement: [Port of Buffalo, connectsTo, St. Lawrence Seaway]

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: St. Lawrence Seaway
Context triple: [Port of Buffalo, connectsTo, St. Lawrence Seaway]
  • A. Seaway Canal
    The Seaway Canal is a man-made waterway on Australia's Gold Coast that provides a navigable passage between the Broadwater and the open ocean for recreational and commercial vessels.
  • B. Great Lakes waterway chosen
    The Great Lakes waterway is a system of natural and artificial channels that enables commercial and recreational navigation between the Great Lakes and the Atlantic Ocean via the Saint Lawrence River.
  • C. 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.
  • D. Great Lakes–St. Lawrence system
    The Great Lakes–St. Lawrence system is a vast interconnected chain of freshwater lakes and the St. Lawrence River that forms one of the world’s largest inland waterways, linking the interior of North America to the Atlantic Ocean.
  • E. Niagara River
    The Niagara River is a short but powerful river in North America that flows from Lake Erie to Lake Ontario and is renowned for forming the famous Niagara Falls along the U.S.–Canada border.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0b50d1ea481909c07e63c3ead9316 elicitation completed
NER batch_69e7252b40ac81908ab7e30c662a6c94 ner completed
Created at: April 16, 2026, 2:58 p.m.