Triple

T18121906
Position Surface form Disambiguated ID Type / Status
Subject San Joaquin Valley transportation corridor E433758 entity
Predicate includesRailLine P848 FINISHED
Object BNSF Railway Stockton Subdivision — NE NERFINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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 Stockton Subdivision | Statement: [San Joaquin Valley transportation corridor, includesRailLine, BNSF Railway Stockton Subdivision]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BNSF Railway Stockton Subdivision
Context triple: [San Joaquin Valley transportation corridor, includesRailLine, BNSF Railway Stockton Subdivision]
  • A. BNSF Railway Bakersfield Subdivision
    The BNSF Railway Bakersfield Subdivision is a major freight rail line in California’s San Joaquin Valley that forms a key segment of BNSF’s north–south corridor through the region.
  • B. 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.
  • C. 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.
  • D. BNSF San Bernardino Subdivision
    The BNSF San Bernardino Subdivision is a major freight rail line in Southern California operated by BNSF Railway, serving as a key corridor for transcontinental rail traffic.
  • E. Union Pacific Valley Subdivision
    The Union Pacific Valley Subdivision is a railroad line operated by Union Pacific that serves as a key freight corridor within its regional rail network.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BNSF Railway Stockton Subdivision
Target entity description: BNSF Railway Stockton Subdivision is a major freight rail line in California’s San Joaquin Valley that forms part of a key north–south transportation corridor for agricultural and industrial goods.
  • A. BNSF Railway Bakersfield Subdivision
    The BNSF Railway Bakersfield Subdivision is a major freight rail line in California’s San Joaquin Valley that forms a key segment of BNSF’s north–south corridor through the region.
  • B. 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.
  • C. 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.
  • D. BNSF San Bernardino Subdivision
    The BNSF San Bernardino Subdivision is a major freight rail line in Southern California operated by BNSF Railway, serving as a key corridor for transcontinental rail traffic.
  • E. Union Pacific Valley Subdivision
    The Union Pacific Valley Subdivision is a railroad line operated by Union Pacific that serves as a key freight corridor within its regional rail network.
  • F. None of above. chosen

Provenance (2 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8b909e8cc81908df4cc2b8ea6d11f completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4ddea61bc8190af4b3efa2596b632 completed April 19, 2026, 1:51 p.m.
Created at: April 10, 2026, 10:28 a.m.