Triple

T20668013
Position Surface form Disambiguated ID Type / Status
Subject Bismarck–Mandan metropolitan area E507942 entity
Predicate hasTransportationInfrastructure P385 FINISHED
Object BNSF Railway lines — 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: BNSF Railway lines | Statement: [Bismarck–Mandan metropolitan area, hasTransportationInfrastructure, BNSF Railway lines]

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: BNSF Railway lines
Context triple: [Bismarck–Mandan metropolitan area, hasTransportationInfrastructure, BNSF Railway lines]
  • A. BNSF Railway line chosen
    The BNSF Railway line is a major freight and passenger rail corridor operated by BNSF Railway that runs through multiple Midwestern and Western states in the United States.
  • B. Burlington Northern Santa Fe Railway main line
    The Burlington Northern Santa Fe Railway main line is a major transcontinental freight rail corridor in the United States that carries heavy rail traffic across key western routes, including the desert region near Needles, California.
  • C. Union Pacific Railroad line
    The Union Pacific Railroad line is a major freight rail route in the western United States operated by Union Pacific Railroad, one of the largest railroad networks in North America.
  • D. BNSF Scenic Subdivision
    The BNSF Scenic Subdivision is a major BNSF Railway line through Washington state’s Cascade Mountains, known for its steep grades, tunnels, and use by both freight and passenger trains.
  • E. BNSF Railway Monticello Subdivision
    The BNSF Railway Monticello Subdivision is a freight and passenger rail corridor in Minnesota that carries BNSF trains as well as Metro Transit's Northstar commuter rail service between Minneapolis and its northwestern suburbs.
  • 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_69e0b4c059bc81908ea762cd73ea4424 elicitation completed
NER batch_69e6b5c4c4608190ae17da4a59e5ae80 ner completed
Created at: April 16, 2026, 11:44 a.m.