Triple

T20658277
Position Surface form Disambiguated ID Type / Status
Subject BNSF Railway Raton Subdivision E507683 entity
Predicate partOfRoute P6309 FINISHED
Object Chicago–Los Angeles rail corridor (historically) — NE NERFINISHED

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: Chicago–Los Angeles rail corridor (historically) | Statement: [BNSF Railway Raton Subdivision, partOfRoute, Chicago–Los Angeles rail corridor (historically)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chicago–Los Angeles rail corridor (historically)
Context triple: [BNSF Railway Raton Subdivision, partOfRoute, Chicago–Los Angeles rail corridor (historically)]
  • A. Chicago–San Antonio rail corridor
    The Chicago–San Antonio rail corridor is a long-distance passenger rail route in the central United States that links Chicago, Illinois, with San Antonio, Texas, passing through major Midwestern and Southern cities.
  • B. Los Angeles–New Orleans rail corridor
    The Los Angeles–New Orleans rail corridor is a major transcontinental rail route linking Southern California to the U.S. Gulf Coast, used for both freight and long-distance passenger service.
  • C. Chicago–Los Angeles freight corridor chosen
    The Chicago–Los Angeles freight corridor is a major transcontinental rail route in the United States that carries high-volume freight traffic between the Midwest and the West Coast.
  • D. Los Angeles–Seattle rail corridor
    The Los Angeles–Seattle rail corridor is a major long-distance passenger rail route in the western United States, connecting Southern California with the Pacific Northwest along the coast.
  • E. Chicago–Pacific Northwest rail corridor
    The Chicago–Pacific Northwest rail corridor is a major freight and passenger rail route linking the Chicago rail hub with ports and cities in the Pacific Northwest across the northern United States.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69e0b4bf58c081908e52a4500e03ff83 completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e6b2eefd5c8190a71d4be690a6ae0e completed April 20, 2026, 11:12 p.m.
Created at: April 16, 2026, 11:43 a.m.