Triple

T5491563
Position Surface form Disambiguated ID Type / Status
Subject Golden Spike Tower E123712 entity
Predicate overlooks P1323 FINISHED
Object Union Pacific’s Bailey Yard E128186 NE FINISHED

How this triple was built (2 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: Union Pacific’s Bailey Yard | Statement: [Golden Spike Tower, overlooks, Union Pacific’s Bailey Yard]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Union Pacific’s Bailey Yard
Context triple: [Golden Spike Tower, overlooks, Union Pacific’s Bailey Yard]
  • A. Union Pacific Yard chosen
    Union Pacific Yard is a rail yard facility operated by the Union Pacific Railroad for organizing, storing, and dispatching freight trains and rolling stock.
  • B. Union Pacific Depot
    Union Pacific Depot, also known as the Great Overland Station, is a historic former railroad passenger station in Topeka, Kansas, noted for its grand architecture and role in American rail history.
  • C. BNSF Seattle International Gateway (SIG) yard
    The BNSF Seattle International Gateway (SIG) yard is a major intermodal rail facility in Seattle used for handling and transferring international and domestic container traffic for BNSF Railway.
  • D. Barstow Yard
    Barstow Yard is a major railroad classification and freight yard in Barstow, California, serving as a key hub for train operations in the region.
  • E. Riverside Yard
    Riverside Yard is a rail yard facility in Newton, Massachusetts, serving as a storage and maintenance area for trains on the MBTA Green Line’s D branch.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69bd464a2d908190869324ce176779c8 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd927f198c8190889b555be9bf9765 completed March 20, 2026, 6:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf70dcb0c881909d9aaf0050a5c27b completed March 22, 2026, 4:32 a.m.
Created at: March 20, 2026, 2:10 p.m.