Triple

T5268858
Position Surface form Disambiguated ID Type / Status
Subject Raton Pass E119205 entity
Predicate traversedBy P225 FINISHED
Object BNSF Railway (Raton Subdivision, historically/partly)
BNSF Railway’s Raton Subdivision is a rail line in the American Southwest, historically known for its steep, scenic crossing of Raton Pass as part of a key transcontinental route.
E507683 NE FINISHED

How this triple was built (4 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 (Raton Subdivision, historically/partly) | Statement: [Raton Pass, traversedBy, BNSF Railway (Raton Subdivision, historically/partly)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: BNSF Railway (Raton Subdivision, historically/partly)
Context triple: [Raton Pass, traversedBy, BNSF Railway (Raton Subdivision, historically/partly)]
  • A. 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.
  • 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. Union Pacific Railroad Niles Subdivision
    The Union Pacific Railroad Niles Subdivision is a freight and passenger rail corridor in California’s East Bay and Tri-Valley region that carries both Union Pacific trains and commuter services such as the Altamont Corridor Express.
  • D. Union Pacific Railroad Tracy Subdivision
    The Union Pacific Railroad Tracy Subdivision is a freight and passenger rail line in California’s Central Valley and Altamont Pass area that serves as a key route for both Union Pacific operations and commuter services like the Altamont Corridor Express.
  • E. 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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: BNSF Railway (Raton Subdivision, historically/partly)
Triple: [Raton Pass, traversedBy, BNSF Railway (Raton Subdivision, historically/partly)]
Generated description
BNSF Railway’s Raton Subdivision is a rail line in the American Southwest, historically known for its steep, scenic crossing of Raton Pass as part of a key transcontinental route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: BNSF Railway (Raton Subdivision, historically/partly)
Target entity description: BNSF Railway’s Raton Subdivision is a rail line in the American Southwest, historically known for its steep, scenic crossing of Raton Pass as part of a key transcontinental route.
  • A. 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.
  • 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. 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.
  • D. Union Pacific Railroad Niles Subdivision
    The Union Pacific Railroad Niles Subdivision is a freight and passenger rail corridor in California’s East Bay and Tri-Valley region that carries both Union Pacific trains and commuter services such as the Altamont Corridor Express.
  • E. Union Pacific Railroad Tracy Subdivision
    The Union Pacific Railroad Tracy Subdivision is a freight and passenger rail line in California’s Central Valley and Altamont Pass area that serves as a key route for both Union Pacific operations and commuter services like the Altamont Corridor Express.
  • F. None of above. chosen

Provenance (5 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_69bd446c38e081908cdaf113bdf86790 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd7bfdc9bc81908307f44f32fe9338 completed March 20, 2026, 4:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69befe924e80819083fbc761900e263c completed March 21, 2026, 8:24 p.m.
NEDg Description generation batch_69bf028c767881908e164047cb92179a completed March 21, 2026, 8:41 p.m.
NED2 Entity disambiguation (via description) batch_69bf02fc28a48190acfcf367ae9d8384 completed March 21, 2026, 8:43 p.m.
Created at: March 20, 2026, 1:51 p.m.