Triple

T10819734
Position Surface form Disambiguated ID Type / Status
Subject Sydenham River E255332 entity
Predicate partOf P40 FINISHED
Object Great Lakes Basin E460068 NE FINISHED

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: Great Lakes Basin | Statement: [Sydenham River, partOf, Great Lakes Basin]

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: Great Lakes Basin
Context triple: [Sydenham River, partOf, Great Lakes Basin]
  • A. Great Lakes Basin chosen
    The Great Lakes Basin is the vast watershed region in North America that drains into and surrounds the five Great Lakes, encompassing parts of both the United States and Canada.
  • B. Great Lakes
    The Great Lakes are a chain of five vast freshwater lakes in North America that form the largest group of freshwater lakes on Earth by total area and are a critical hub for transportation, industry, and ecology.
  • C. Michigan Basin
    The Michigan Basin is a large, bowl-shaped sedimentary basin in the Great Lakes region known for its thick Paleozoic rock sequences and significant oil, gas, and mineral resources.
  • D. Lake Superior Basin
    The Lake Superior Basin is the vast watershed surrounding Lake Superior, encompassing its tributaries, shorelines, and adjacent landscapes in both Canada and the United States.
  • E. Hudson Bay drainage basin
    The Hudson Bay drainage basin is a vast watershed in northern North America that collects runoff from numerous rivers and lakes across Canada and parts of the United States, all ultimately flowing into Hudson Bay.
  • 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_69d6aa8081448190a9324184f2bd1c26 elicitation completed
NER batch_69d734492be88190874ea0ba4d0fa643 ner completed
NED1 batch_69de84ddd6f48190a11eae9233d3ef9f ned_source_triple completed
Created at: April 8, 2026, 9:18 p.m.