Triple

T13021938
Position Surface form Disambiguated ID Type / Status
Subject San Augustine County, Texas E326192 entity
Predicate hasWaterBody P165 FINISHED
Object Sam Rayburn Reservoir E188438 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: Sam Rayburn Reservoir | Statement: [San Augustine County, Texas, hasWaterBody, Sam Rayburn Reservoir]

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: Sam Rayburn Reservoir
Context triple: [San Augustine County, Texas, hasWaterBody, Sam Rayburn Reservoir]
  • A. Lake Rayburn (Sam Rayburn Reservoir) chosen
    Lake Rayburn, also known as Sam Rayburn Reservoir, is a large man-made lake in East Texas popular for fishing, boating, and other recreational activities.
  • B. Sam Rayburn Dam
    Sam Rayburn Dam is a large earthen dam on the Angelina River in East Texas that provides flood control, hydroelectric power, and water storage for the surrounding region.
  • C. Ray Roberts Lake
    Ray Roberts Lake is a large reservoir in North Texas popular for fishing, boating, and outdoor recreation within Ray Roberts Lake State Park.
  • D. Lake Fork Reservoir
    Lake Fork Reservoir is a major man-made lake in East Texas renowned as one of the premier trophy largemouth bass fishing destinations in the United States.
  • E. Ross Barnett Reservoir
    Ross Barnett Reservoir is a large man-made lake in central Mississippi that serves as a major source of drinking water, recreation, and flood control for the Jackson metropolitan area.
  • 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_69d8076cc45c81908123123f43e69266 elicitation completed
NER batch_69d97ed05e9c8190a4f208662bca0602 ner completed
NED1 batch_69f71f0dddc88190918d3a071b75a556 ned_source_triple completed
Created at: April 9, 2026, 8:52 p.m.