Triple

T11154451
Position Surface form Disambiguated ID Type / Status
Subject State Route 17 (California) E263869 entity
Predicate passesNear P416 FINISHED
Object Lexington Reservoir E513046 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: Lexington Reservoir | Statement: [State Route 17 (California), passesNear, Lexington 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: Lexington Reservoir
Context triple: [State Route 17 (California), passesNear, Lexington Reservoir]
  • A. Lexington Reservoir chosen
    Lexington Reservoir is a man-made lake and popular recreation area in Santa Clara County, California, used for water supply, fishing, and outdoor activities.
  • B. Buckley Dunton Reservoir
    Buckley Dunton Reservoir is a scenic man-made lake in Becket, Massachusetts, popular for fishing, paddling, and wildlife viewing within the Berkshires.
  • C. Jamestown Reservoir
    Jamestown Reservoir is a man-made lake in North Dakota used for flood control, recreation, and water supply along the James River.
  • D. Whitehall Reservoir
    Whitehall Reservoir is a man-made lake in Massachusetts used for recreation and water management within the broader Merrimack River watershed system.
  • E. Lafayette Reservoir
    Lafayette Reservoir is a popular man-made lake and recreation area in Lafayette, California, known for its hiking trails, fishing, boating, and scenic picnic spots.
  • 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_69d6aa9ccddc8190868998c8b7beb060 elicitation completed
NER batch_69d7e872ffbc8190b8a3bbd912115342 ner completed
NED1 batch_69e4cc0f84008190b5306323aff4a300 ned_source_triple completed
Created at: April 8, 2026, 9:28 p.m.