Triple

T5280368
Position Surface form Disambiguated ID Type / Status
Subject Flagstaff station E119480 entity
Predicate railLine P848 FINISHED
Object Southern Transcon E400407 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: Southern Transcon | Statement: [Flagstaff station, railLine, Southern Transcon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Southern Transcon
Context triple: [Flagstaff station, railLine, Southern Transcon]
  • A. BNSF Southern Transcon chosen
    The BNSF Southern Transcon is a major high-capacity freight rail corridor across the southern United States, serving as one of BNSF Railway’s primary routes for transcontinental intermodal and merchandise traffic.
  • B. BNSF Northern Transcon
    BNSF Northern Transcon is a major transcontinental freight rail corridor of BNSF Railway that links the U.S. Pacific Northwest with the Midwest and Chicago.
  • C. Southwest Chief
    The Southwest Chief is a long-distance Amtrak passenger train route that runs between Chicago and Los Angeles, traversing the Midwest, the Great Plains, and the desert Southwest.
  • D. Southwest
    Southwest is a themed area in the Six Flags Fiesta Texas amusement park that reflects the culture and atmosphere of the American Southwest region.
  • E. 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.
  • 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_69bd446d05a8819092ad333a3f9c8d5c completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd84c409248190a0154a660f58e096 completed March 20, 2026, 5:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf06dd56a08190a7cfef614e5990f4 completed March 21, 2026, 9 p.m.
Created at: March 20, 2026, 1:52 p.m.