Triple

T6692308
Position Surface form Disambiguated ID Type / Status
Subject Milwaukee Road E152656 entity
Predicate mainLine P24771 FINISHED
Object Chicago–Twin Cities route E492680 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: Chicago–Twin Cities route | Statement: [Milwaukee Road, mainLine, Chicago–Twin Cities route]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chicago–Twin Cities route
Context triple: [Milwaukee Road, mainLine, Chicago–Twin Cities route]
  • A. Chicago–Twin Cities route chosen
    The Chicago–Twin Cities route was a major passenger and freight rail corridor linking Chicago with Minneapolis–Saint Paul, historically served by several prominent Midwestern railroads.
  • B. Pittsburgh–Chicago route
    The Pittsburgh–Chicago route was a major Pennsylvania Railroad passenger and freight corridor linking the industrial centers of Pittsburgh, Pennsylvania, and Chicago, Illinois.
  • C. Chicago–Cleveland route
    The Chicago–Cleveland route is a major Midwestern rail corridor that historically linked Chicago, Illinois, with Cleveland, Ohio, serving as a key segment for passenger and freight traffic across the Great Lakes region.
  • D. New York–St. Louis route
    The New York–St. Louis route was a major intercity passenger and freight rail corridor in the United States that connected the East Coast with the Midwest.
  • E. Chicago–Ann Arbor corridor
    The Chicago–Ann Arbor corridor is a key Midwestern passenger rail route linking Chicago, Illinois with Ann Arbor, Michigan and other intermediate cities.
  • 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_69c6880687b08190805278b504d1c92c completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6b193a8c08190a99152a8eca018e6 completed March 27, 2026, 4:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6f7b70ef88190b605c3c70a941cdb completed March 27, 2026, 9:33 p.m.
Created at: March 27, 2026, 2:05 p.m.