Triple

T15086480
Position Surface form Disambiguated ID Type / Status
Subject Turin–Genoa railway E360286 entity
Predicate regionServed P82 FINISHED
Object Piedmont E28229 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: Piedmont | Statement: [Turin–Genoa railway, regionServed, Piedmont]

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: Piedmont
Context triple: [Turin–Genoa railway, regionServed, Piedmont]
  • A. Piedmont chosen
    Piedmont is a historically significant region in northwestern Italy, known for its role in the unification of Italy and for its rich wine, culinary, and alpine traditions.
  • B. Piedmont
    Piedmont is a small, affluent residential city completely surrounded by Oakland in California’s San Francisco Bay Area.
  • C. Piedmont
    Piedmont is a residential neighborhood in North Portland, Oregon, known for its historic homes, tree-lined streets, and proximity to major parks and transit.
  • D. Piedmont region
    The Piedmont region is a plateau area in the eastern United States characterized by rolling hills and foothills lying between the Atlantic Coastal Plain and the Appalachian Mountains.
  • E. Piedmont (United States)
    Piedmont (United States) is a plateau region in the eastern U.S. characterized by rolling hills and foothills lying between the Atlantic Coastal Plain and the Appalachian Mountains.
  • 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_69d85a035aa88190b52a139d3a1b7b6d elicitation completed
NER batch_69e00276d1608190bc310d5b86ecd1d5 ner completed
NED1 batch_69fec87ad03c8190b8a77e8eca9caf4d ned_source_triple completed
Created at: April 10, 2026, 3:03 a.m.