Triple

T20556618
Position Surface form Disambiguated ID Type / Status
Subject Tacoma Union Station E504735 entity
Predicate partOf P40 FINISHED
Object Burlington Northern Railroad network (historically)
The Burlington Northern Railroad network was a major U.S. freight and passenger rail system formed in 1970 through the merger of several large railroads, operating extensively across the western United States before later becoming part of BNSF Railway.
E93270 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: Burlington Northern Railroad network (historically) | Statement: [Tacoma Union Station, partOf, Burlington Northern Railroad network (historically)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Burlington Northern Railroad network (historically)
Context triple: [Tacoma Union Station, partOf, Burlington Northern Railroad network (historically)]
  • A. Piedmont railway network
    The Piedmont railway network is the regional rail system serving Italy’s Piedmont region, connecting its cities and towns through an integrated web of passenger and freight lines.
  • 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. BLS railway network
    The BLS railway network is a major Swiss rail system operated by BLS AG, providing regional, intercity, and freight services primarily across the Bernese Oberland and surrounding regions.
  • D. BC Rail (historical)
    BC Rail (historical) was a former provincially owned railway in British Columbia that operated an extensive freight and passenger network across the province before its operations were leased to Canadian National Railway.
  • E. Conrail
    Conrail was a major U.S. freight railroad formed in the 1970s to take over and revitalize the operations of several bankrupt Northeastern railroads.
  • 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: Burlington Northern Railroad network (historically)
Triple: [Tacoma Union Station, partOf, Burlington Northern Railroad network (historically)]
Generated description
The Burlington Northern Railroad network was a major U.S. freight and passenger rail system formed in 1970 through the merger of several large railroads, operating extensively across the western United States before later becoming part of BNSF Railway.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Burlington Northern Railroad network (historically)
Target entity description: The Burlington Northern Railroad network was a major U.S. freight and passenger rail system formed in 1970 through the merger of several large railroads, operating extensively across the western United States before later becoming part of BNSF Railway.
  • A. Piedmont railway network
    The Piedmont railway network is the regional rail system serving Italy’s Piedmont region, connecting its cities and towns through an integrated web of passenger and freight lines.
  • B. Burlington Northern Santa Fe Railway main line chosen
    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. BLS railway network
    The BLS railway network is a major Swiss rail system operated by BLS AG, providing regional, intercity, and freight services primarily across the Bernese Oberland and surrounding regions.
  • D. BC Rail (historical)
    BC Rail (historical) was a former provincially owned railway in British Columbia that operated an extensive freight and passenger network across the province before its operations were leased to Canadian National Railway.
  • E. Conrail
    Conrail was a major U.S. freight railroad formed in the 1970s to take over and revitalize the operations of several bankrupt Northeastern railroads.
  • F. None of above.

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_69e0b4b6587c8190aee63dc7cff244ea completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6a5de9c008190b8620628fb285e90 completed April 20, 2026, 10:17 p.m.
NED1 Entity disambiguation (via context triple) batch_6a08a576d990819099ac2858ea7df968 completed May 16, 2026, 5:12 p.m.
NEDg Description generation batch_6a08a68c08dc8190a09854800df82686 completed May 16, 2026, 5:17 p.m.
NED2 Entity disambiguation (via description) batch_6a08a7331cc88190a9ed6056e5743e69 completed May 16, 2026, 5:19 p.m.
Created at: April 16, 2026, 11:38 a.m.