Triple

T2395102
Position Surface form Disambiguated ID Type / Status
Subject Southern Pacific Railroad E47630 entity
Predicate operatedRoute P18593 FINISHED
Object Overland Route (in conjunction with Union Pacific) E141434 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: Overland Route (in conjunction with Union Pacific) | Statement: [Southern Pacific Railroad, operatedRoute, Overland Route (in conjunction with Union Pacific)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Overland Route (in conjunction with Union Pacific)
Context triple: [Southern Pacific Railroad, operatedRoute, Overland Route (in conjunction with Union Pacific)]
  • A. Union Pacific mainline routes chosen
    Union Pacific mainline routes are the railroad’s primary high-capacity freight corridors that carry long-distance trains across its network, including through major facilities like Bailey Yard.
  • B. Union Pacific West Line
    The Union Pacific West Line is a commuter rail route in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, providing daily passenger service as part of the Metra system.
  • C. Union Pacific North Line
    The Union Pacific North Line is a Metra commuter rail line in the Chicago metropolitan area that runs north from downtown Chicago through suburbs along Lake Michigan into Kenosha, Wisconsin.
  • D. Texas and Pacific Railway
    The Texas and Pacific Railway was a major 19th- and 20th-century American railroad that operated across Texas and into the southwestern United States, playing a key role in regional transportation and economic development.
  • E. Union Pacific Northwest Line
    The Union Pacific Northwest Line is a commuter rail route serving Chicago and its northwestern suburbs as part of the Metra rail system.
  • 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_69a88a1c450c81909f61abb8b6863885 completed March 4, 2026, 7:38 p.m.
NER Named-entity recognition batch_69abc879b1b88190be8d0337d9a17bd0 completed March 7, 2026, 6:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69aeb3dc44dc819099b8914b878c5638 completed March 9, 2026, 11:49 a.m.
Created at: March 4, 2026, 7:57 p.m.